https://www.khanacademy.org/math/revision-term-1-ncert-math-class-8-new/x5cae60c7d482f499:week-1/x5cae60c7d482f499:a-square-and-a-cube/v/introduction-to-squares-and-perfect-square-numbers 2025-07-23T04:44:00.101982587Z Introduction to squares and perfect square numbers Confused about what a perfect square really is? This video clears it up by first explaining the exact definition, then comparing squares with perfect squares to highlight the difference. You'll see plenty of examples, learn important properties, and even understand how to tell perfect squares apart from non-perfect ones — all in a clear, step-by-step way that's easy to follow Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to squares and perfect square numbers Confused about what a perfect square really is? This video clears it up by first explaining the exact definition, then comparing squares with perfect squares to highlight the difference. You'll see plenty of examples, learn important properties, and even understand how to tell perfect squares apart from non-perfect ones — all in a clear, step-by-step way that's easy to follow https://cdn.kastatic.org/ka-youtube-converted/1P2EmXG96cY.mp4/1P2EmXG96cY.mp4 475 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/grade-8-math-snc-aligned/x4383bdbca3d6abf7:squares-square-roots-cube-and-cube-roots/x4383bdbca3d6abf7:square-and-cubes/e/find-square-of-a-number-up-new 2025-08-14T04:48:08.828680332Z Find square of a number . Aakash Bagga exercise https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-2/x36423c781f0794f3:squares-and-square-roots/v/properties-of-square-numbers 2024-05-22T12:23:15.65535171Z Properties of Square numbers Learn about the properties of square numbers using fun way! Devashish Phadnis video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Properties of Square numbers Learn about the properties of square numbers using fun way! https://cdn.kastatic.org/ka-youtube-converted/HuxKe-fFddA.mp4/HuxKe-fFddA.mp4 424 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-2/x36423c781f0794f3:squares-and-square-roots/e/find-unit-s-place-digit-of-the-square 2025-02-10T11:15:42.866710478Z Find unit's place digit of the square This exercise is curated for new ncert and the problems are taken from 5.1 since here we need do-4 Devashish Phadnis exercise https://www.khanacademy.org/math/revision-term-1-mh-math-class-10/x041ca11815640a3a:week-2/x041ca11815640a3a:pythagoras-theorem/v/pythagorean-triplets 2025-07-21T09:04:02.737802805Z Pythagorean Triplets Explore the fascinating world of Pythagorean triplets in this insightful video! Pythagorean triplets are sets of three integers that satisfy the Pythagorean theorem. Learn how to generate these triplets using simple formulas, including the classic method of using two numbers to find a set. We also dive into special cases—what to do when one of the triplet numbers is given, and how to determine the missing values efficiently. With practical examples and step-by-step explanations, this video equips you with the skills to confidently find Pythagorean triplets. Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Pythagorean Triplets Explore the fascinating world of Pythagorean triplets in this insightful video! Pythagorean triplets are sets of three integers that satisfy the Pythagorean theorem. Learn how to generate these triplets using simple formulas, including the classic method of using two numbers to find a set. We also dive into special cases—what to do when one of the triplet numbers is given, and how to determine the missing values efficiently. With practical examples and step-by-step explanations, this video equips you with the skills to confidently find Pythagorean triplets. https://cdn.kastatic.org/ka-youtube-converted/4xeHk-0ph_o.mp4/4xeHk-0ph_o.mp4 593 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/revision-term-1-mh-math-class-10/x041ca11815640a3a:week-2/x041ca11815640a3a:pythagoras-theorem/e/pythagorean-triplets 2025-02-13T04:57:25.728250847Z Pythagorean triplets Pythagorean triplets ashish exercise https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:some-properties-of-perfect-square-number-odia-class-8/e/exploring-patterns-and-properties-of-square-numbers 2025-05-22T15:16:12.691169048Z Exploring patterns and properties of Square numbers Exploring patterns and properties of Square numbers Ashish Gupta exercise https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:shortcut-methods-to-find-square-numbers-odia-class-8/v/squares-of-numbers-ending-with-5 2024-04-23T14:25:25.004178896Z Squares of numbers ending with 5 A shortcut method on how to find the square of any number ending with 5. Devashish Phadnis video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Squares of numbers ending with 5 A shortcut method on how to find the square of any number ending with 5. https://cdn.kastatic.org/ka-youtube-converted/xdpkmsC_Eag.mp4/xdpkmsC_Eag.mp4 105 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:shortcut-methods-to-find-square-numbers-odia-class-8/e/squaring-numbers-using-identities 2025-05-22T15:16:12.691169048Z Squaring numbers using identities Squaring numbers using identities Ashish Gupta exercise https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:shortcut-methods-to-find-square-numbers-odia-class-8/e/squares-vedic-method-19-a 2025-06-10T17:41:26.624960684Z Squares (Vedic Method) Squares (Vedic Method) 19(a) ashish exercise https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:shortcut-methods-to-find-square-numbers-odia-class-8/v/shortcut-methods-to-find-square-numbers 2025-07-16T05:34:14.162196692Z Shortcut methods to find square numbers Struggling with big number multiplication? This video introduces powerful shortcut identities like (𝑎+𝑏)^2, (x+a)^2, and more — making squaring numbers faster and easier. With clear proofs and relatable examples, you’ll not only learn the formulas but also understand why they work. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Shortcut methods to find square numbers Struggling with big number multiplication? This video introduces powerful shortcut identities like (𝑎+𝑏)^2, (x+a)^2, and more — making squaring numbers faster and easier. With clear proofs and relatable examples, you’ll not only learn the formulas but also understand why they work. https://cdn.kastatic.org/ka-youtube-converted/PTM3ovFJUms.mp4/PTM3ovFJUms.mp4 332 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:square-of-rational-numbers-odia-class-8/v/finding-square-of-rational-numbers 2025-07-16T05:34:14.162196692Z Finding square of rational numbers What happens when you square a rational number — and why does it work that way? In this video, we break down the definition, walk through how squaring works with rational numbers, and reinforce it all with clear examples and simple proofs Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Finding square of rational numbers What happens when you square a rational number — and why does it work that way? In this video, we break down the definition, walk through how squaring works with rational numbers, and reinforce it all with clear examples and simple proofs https://cdn.kastatic.org/ka-youtube-converted/vlYI_QjxgNA.mp4/vlYI_QjxgNA.mp4 294 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/v/introduction-to-square-roots 2021-06-21T15:29:06Z Intro to square roots Learn about the square root symbol (the principal root) and what it means to find a square root. Also learn how to solve simple square root equations. video https://cdn.kastatic.org/googleusercontent/9zEFqvfBXSC8o2N7kHZL7cdgacCFBCPUVG9i-IPqWPENAv2MOUqUB7r4mlnfeOWvqAR_8OKE6_EZGCcoGePk9aC4 Intro to square roots Learn about the square root symbol (the principal root) and what it means to find a square root. Also learn how to solve simple square root equations. https://cdn.kastatic.org/ka-youtube-converted/mbc3_e5lWw0.mp4/mbc3_e5lWw0.mp4 324 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/e/square_roots 2025-02-10T11:15:42.866710478Z Square roots Practice finding the square root of a perfect square positive integer. Jeff Ruberg exercise https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:simplifying-square-roots/v/simplifying-square-roots-1 2021-06-15T15:59:48Z Simplifying square roots Roots are nice, but we prefer dealing with regular numbers as much as possible. So, for example, instead of √4 we prefer dealing with 2. What about roots that aren't equal to an integer, like √20? Still, we can write 20 as 4⋅5 and then use known properties to write √(4⋅5) as √4⋅√5, which is 2√5. We *simplified* √20. Sal Khan video https://cdn.kastatic.org/googleusercontent/d7Em5BQ44iFafCzEh5eoNNi5HfjNVbnqGN0LzgQHMyGlxqjmkSLhHFv7rncwilYMp1OR_pY32IhYdpCTluMOUfrodQ Simplifying square roots Roots are nice, but we prefer dealing with regular numbers as much as possible. So, for example, instead of √4 we prefer dealing with 2. What about roots that aren't equal to an integer, like √20? Still, we can write 20 as 4⋅5 and then use known properties to write √(4⋅5) as √4⋅√5, which is 2√5. We *simplified* √20. https://cdn.kastatic.org/ka-youtube-converted/cw3mp8oNASk.mp4/cw3mp8oNASk.mp4 189 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-2/x36423c781f0794f3:squares-and-square-roots/e/square-roots-using-prime-factorisation--advanced- 2025-02-10T11:15:42.866710478Z Square roots using prime factorisation (advanced) Square roots using prime factorisation (advanced) ashish exercise https://www.khanacademy.org/math/8-foundation/x3f439943635acb5c:arithmetic/x3f439943635acb5c:square-roots-using-long-division/v/square-root-by-division-method-visualised 2021-01-04T02:25:42Z Square roots by division method visualised Let's understand why the square root by division method (digit by digit method) works. video https://cdn.kastatic.org/googleusercontent/xNtuKdGh79BwtARCRS2wncZZKQZ3Cgd_WUYDNzCWFkO1muFoOXf6Y9EK8cit_lHG-ke5AILhvQ9mkve0_GVUCKo Square roots by division method visualised Let's understand why the square root by division method (digit by digit method) works. https://cdn.kastatic.org/ka-youtube-converted/P7kesuMnqhs.mp4/P7kesuMnqhs.mp4 748 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:methods-of-finding-square-roots-odia-class-8/e/find-square-roots-by-division-method-up-new 2025-01-30T02:03:08.999023639Z Find square roots by division method (basic) . Aakash Bagga exercise https://www.khanacademy.org/math/revision-term-1-up-math-class-8/x6ba398efb9151cb1:week-1/x6ba398efb9151cb1:square-root/e/find-square-roots-by-division-method-intermediate-up-new 2026-03-22T06:53:37.482695608Z Find square roots by division method (intermediate) . Aakash Bagga exercise https://www.khanacademy.org/math/algebra-basics/basic-alg-foundations/alg-basics-roots/v/rewriting-square-root-of-fraction 2023-07-06T20:14:29.733919258Z Simplifying square roots of fractions We can simplify the √(1/200) by finding perfect squares that are factors of 200. We could either look directly for the largest perfect square factor or break 200 into smaller factors and find repeated factors. If we have √2 in the denominator, we can multiply by √2/√2 to make an equivalent fraction. video https://cdn.kastatic.org/ka_thumbnails_cache/68f232a0-63bf-47df-9812-e5b7bd5d16f8_1280_720_base.png Simplifying square roots of fractions We can simplify the √(1/200) by finding perfect squares that are factors of 200. We could either look directly for the largest perfect square factor or break 200 into smaller factors and find repeated factors. If we have √2 in the denominator, we can multiply by √2/√2 to make an equivalent fraction. https://cdn.kastatic.org/ka-youtube-converted/s9ppnjgmiyk.mp4/s9ppnjgmiyk.mp4 281 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/revision-term-1-up-math-class-8/x6ba398efb9151cb1:week-1/x6ba398efb9151cb1:square-root/e/find-square-root-of-a-number-up-new 2025-01-30T02:03:08.999023639Z Square roots (intermediate) . Aakash Bagga exercise https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/v/finding-square-root-of-decimal 2021-06-21T15:29:09Z Square root of decimal Learn how to find the square root of a decimal number. The problem solved in this video is p^2 = 0.81. video https://cdn.kastatic.org/googleusercontent/HmiNyWrahSITVayWlbDNbmU5G5Nzutf4qJqAG635kqurLCGCV5xRMVyN4A1KySYyfm5lxtomUgrtb7sn6IeQNbDSrQ Square root of decimal Learn how to find the square root of a decimal number. The problem solved in this video is p^2 = 0.81. https://cdn.kastatic.org/ka-youtube-converted/tRHLEWSUjrQ.mp4/tRHLEWSUjrQ.mp4 184 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:finding-square-roots-of-decimal-numbers-and-fractions-odia-class-8/v/square-root-of-decimal-number-using-long-division 2025-07-22T05:55:36.305525162Z Square root of decimal number using long division Master the method of finding the square root of decimal numbers using long division in this step-by-step video! We begin by converting a decimal into an equivalent integer form, making calculations easier while preserving accuracy. Then, we explore the direct approach—solving for the square root of a decimal number using the classic long division technique. With clear examples and simple explanations, you'll gain confidence in handling square roots with precision. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Square root of decimal number using long division Master the method of finding the square root of decimal numbers using long division in this step-by-step video! We begin by converting a decimal into an equivalent integer form, making calculations easier while preserving accuracy. Then, we explore the direct approach—solving for the square root of a decimal number using the classic long division technique. With clear examples and simple explanations, you'll gain confidence in handling square roots with precision. https://cdn.kastatic.org/ka-youtube-converted/0Ud-vzxwoo8.mp4/0Ud-vzxwoo8.mp4 543 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/e/roots-of-decimals-and-fractions 2025-02-13T04:57:25.728250847Z Roots of decimals & fractions Practice taking square roots of decimals and fractions. Ben exercise https://www.khanacademy.org/math/revision-term-1-up-math-class-8/x6ba398efb9151cb1:week-1/x6ba398efb9151cb1:square-root/e/square-root-of-decimal-numbers-basic 2025-01-30T02:03:08.999023639Z Square root of decimal numbers (basic) . Aakash Bagga exercise https://www.khanacademy.org/math/revision-term-1-up-math-class-8/x6ba398efb9151cb1:week-1/x6ba398efb9151cb1:square-root/e/square-root-of-decimal-numbers-intermediate 2025-01-30T02:03:08.999023639Z Square root of decimal numbers (intermediate) . Aakash Bagga exercise https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:determining-the-nearest-square-root-odia-class-8/v/square-root-of-2-and-3-using-long-division 2025-07-16T06:17:27.519405562Z Square root of 2 and 3 using long division Ever wondered how to find the square root of 2 or 3 without a calculator? In this video, you'll learn how to calculate them up to three decimal places using the long division method. With easy-to-remember steps and clear visual explanations, we make the process simple and stress-free. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Square root of 2 and 3 using long division Ever wondered how to find the square root of 2 or 3 without a calculator? In this video, you'll learn how to calculate them up to three decimal places using the long division method. With easy-to-remember steps and clear visual explanations, we make the process simple and stress-free. https://cdn.kastatic.org/ka-youtube-converted/aVHMAPV26pI.mp4/aVHMAPV26pI.mp4 582 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:word-problems-using-square-roots-odia-class-8/v/non-perfect-square-into-a-perfect-square 2025-07-16T06:17:27.519405562Z Non-perfect square into a perfect square Not every number is a perfect square — but what if you could turn it into one? In this video, we explore how to convert non-perfect squares into perfect squares using simple multiplication and division techniques. With clear methods, intuitive reasoning, and step-by-step examples, you'll learn exactly how it works and why it makes sense. By the end, you'll confidently handle any number that needs that perfect square touch. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Non-perfect square into a perfect square Not every number is a perfect square — but what if you could turn it into one? In this video, we explore how to convert non-perfect squares into perfect squares using simple multiplication and division techniques. With clear methods, intuitive reasoning, and step-by-step examples, you'll learn exactly how it works and why it makes sense. By the end, you'll confidently handle any number that needs that perfect square touch. https://cdn.kastatic.org/ka-youtube-converted/O-SH5rzHZTU.mp4/O-SH5rzHZTU.mp4 416 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/8-foundation/x3f439943635acb5c:arithmetic/x3f439943635acb5c:numbers-that-are-not-perfect-squares/e/multiply-or-divide-to-make-a-perfect-square 2025-01-30T02:03:08.999023639Z Multiply or divide to make a perfect square Multiply or divide to make a perfect square ashish exercise https://www.khanacademy.org/math/revision-term-1-ncert-math-class-8-new/x5cae60c7d482f499:week-1/x5cae60c7d482f499:a-square-and-a-cube/v/introduction-to-cubes-and-perfect-cubes 2025-07-15T05:37:43.666736684Z Introduction to cubes and perfect cubes Ever wondered why we call it a “cube”? In this video, we dive into the world of cube numbers, beginning with the geometric origin of the term—imagine a 3D cube with equal sides. If each side is n units long, the total number of unit cubes it contains is n× n × n. That’s where cube numbers come from! We explore what makes a number a perfect cube—like 8, 27, or 64—because they result from cubing a whole number. Then we contrast them with non-perfect cubes, numbers like 9 or 50 that don’t have a neat cube root. Along the way, we use visual models and real-world examples to make each idea stick. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to cubes and perfect cubes Ever wondered why we call it a “cube”? In this video, we dive into the world of cube numbers, beginning with the geometric origin of the term—imagine a 3D cube with equal sides. If each side is n units long, the total number of unit cubes it contains is n× n × n. That’s where cube numbers come from! We explore what makes a number a perfect cube—like 8, 27, or 64—because they result from cubing a whole number. Then we contrast them with non-perfect cubes, numbers like 9 or 50 that don’t have a neat cube root. Along the way, we use visual models and real-world examples to make each idea stick. https://cdn.kastatic.org/ka-youtube-converted/uewgOBpil9Y.mp4/uewgOBpil9Y.mp4 283 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-3/x36423c781f0794f3:cube-and-cube-roots/e/cube-roots-3-a 2025-02-10T11:15:42.866710478Z Finding cube of numbers, identifying perfect cubes Cube roots ashish exercise https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/v/introduction-to-cube-roots 2021-06-21T15:29:06Z Intro to cube roots Learn the meaning of cube roots and how to find them. Also learn how to find the cube root of a negative number. video https://cdn.kastatic.org/googleusercontent/KHn6tRQW1DJsLXSDPsxxHs8TbCf9u9x3W7z-E0lM31CIHsWnh5n6YIIFmYK80nlKHuaP-DoZqE1cwY5vrc8m8ZJw Intro to cube roots Learn the meaning of cube roots and how to find them. Also learn how to find the cube root of a negative number. https://cdn.kastatic.org/ka-youtube-converted/87_qIofPwhg.mp4/87_qIofPwhg.mp4 481 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/7th-grade-matatag/x065dcf1640354e81:2nd-quarter/x065dcf1640354e81:square-roots-cube-roots-and-irrational-numbers/v/simplifying-radical-expressions1 2020-10-15T16:07:11Z Simplifying a cube root Simplifying Radical Expressions1 Sal Khan video https://cdn.kastatic.org/googleusercontent/1HzAu71Y6nRqmfHWx6wz1-RgCtcI1OLX11AC4Ljxn7OJrhgXrTXkzA610p_qSf207ugCsk3o0s_mWKxIwAnu-JnaGQ Simplifying a cube root Simplifying Radical Expressions1 https://cdn.kastatic.org/ka-youtube-converted/drhoIgAhlQM.mp4/drhoIgAhlQM.mp4 157 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:radicals/e/cube_roots 2025-06-26T20:46:37.500606524Z Cube roots Practice finding the cube root of a perfect cube positive integer. Jeff Ruberg exercise https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-roots/v/finding-cube-roots 2023-07-28T22:13:00.844712665Z Worked example: Cube root of a negative number Learn how to find the cube root of negative 512 by breaking it down into prime factors. When we find groups of three of the same factor, we know that's a factor of the cube root. It helps to remember that -1*-1*-1 is -1, so the cube root of -1 is itself. Sal Khan video https://cdn.kastatic.org/googleusercontent/85vdfi4eeW-qzuVeQhhNb0MCpaOv94EqBTOsEoPHiKMefYR4t_hfuTyqrBu2BrcvijhA9PcJw5_zNMJUNUAWIMqA Worked example: Cube root of a negative number Learn how to find the cube root of negative 512 by breaking it down into prime factors. When we find groups of three of the same factor, we know that's a factor of the cube root. It helps to remember that -1*-1*-1 is -1, so the cube root of -1 is itself. https://cdn.kastatic.org/ka-youtube-converted/DKh16Th8x6o.mp4/DKh16Th8x6o.mp4 258 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/class-8-od/x97648b3e69d960e3:square-square-roots-and-cube-cube-roots-odia-class-8/x97648b3e69d960e3:cube-roots-odia-class-8/v/cube-root-of-a-number-split-into-multiples 2025-07-15T05:56:19.361803029Z Cube root of a number split into multiples In this video, we explain the rules of exponents and roots with clear logic and practical examples, focusing on cube roots and their properties. First, we apply the identity (a x b)^(1/3)=a^(1/3) x b^(1/3), proving it with numbers. Then, we move to (a/b)^(3)=a^(3)/b^(3), demonstrating with an example Finally, we unpack the cube root of a fraction using (a/b)^(1/3)=a^(1/3)/b^(1/3) Each identity is proven step by step, with patterns and logic shown both numerically and visually to help you truly understand and remember these important exponent rules. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Cube root of a number split into multiples In this video, we explain the rules of exponents and roots with clear logic and practical examples, focusing on cube roots and their properties. First, we apply the identity (a x b)^(1/3)=a^(1/3) x b^(1/3), proving it with numbers. Then, we move to (a/b)^(3)=a^(3)/b^(3), demonstrating with an example Finally, we unpack the cube root of a fraction using (a/b)^(1/3)=a^(1/3)/b^(1/3) Each identity is proven step by step, with patterns and logic shown both numerically and visually to help you truly understand and remember these important exponent rules. https://cdn.kastatic.org/ka-youtube-converted/nmAEOekqVm8.mp4/nmAEOekqVm8.mp4 310 Square-Square Roots and Cube-Cube Roots https://www.khanacademy.org/math/grade-8-math-snc-aligned/x4383bdbca3d6abf7:squares-square-roots-cube-and-cube-roots/x4383bdbca3d6abf7:square-and-cubes/e/finding-cube-of-numbers 2025-01-30T02:03:08.999023639Z Finding cube of numbers . aakash exercise