https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-pos-neg-exponents/v/negative-exponents 2023-05-09T07:59:52.702064453Z Negative exponents Negative exponents can be rewritten in two ways. Firstly, start with 1 and divide it by 2 the same number of times as the exponent. Secondly, take the reciprocal of the base and raise it to the positive exponent. Sal Khan video https://cdn.kastatic.org/googleusercontent/lHpDDen3fL3H-T5RQ19AOObADW6YErcw5abMcjZu5gIH0MGYqnZXRbI4V9AbP26UsxcbidV-jjTZDB9Ki7rasko Negative exponents Negative exponents can be rewritten in two ways. Firstly, start with 1 and divide it by 2 the same number of times as the exponent. Secondly, take the reciprocal of the base and raise it to the positive exponent. https://cdn.kastatic.org/ka-youtube-converted/JnpqlXN9Whw.mp4/JnpqlXN9Whw.mp4 434 Exponents and Powers https://www.khanacademy.org/math/math-nsdc-eng/x0a43a548b892fe12:exponents/x0a43a548b892fe12:properties-of-exponents/v/exponent-properties-4 2021-07-02T09:35:29Z Worked example: Exponent properties Use exponent properties to simplify a challenging expression. Sal Khan video https://cdn.kastatic.org/googleusercontent/MRAtKYVVl0AkyBzO_givRw-zyR3ABEUod-K5uxfA9Wa8uqaHETOmJUr6Z6r1OtNKDvg1TIngc6b-dHFo5M556rAJ Worked example: Exponent properties Use exponent properties to simplify a challenging expression. https://cdn.kastatic.org/ka-youtube-converted/X6zD3SoN3iY.mp4/X6zD3SoN3iY.mp4 187 Exponents and Powers https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:rational-exponents-radicals/x2f8bb11595b61c86:exponent-properties-review/v/multiplying-and-dividing-powers-with-integer-exponents 2022-10-06T11:39:29.972393653Z Multiplying & dividing powers (integer exponents) For any base a and any integer exponents n and m, aⁿ⋅aᵐ=aⁿ⁺ᵐ. For any nonzero base, aⁿ/aᵐ=aⁿ⁻ᵐ. These are worked examples for using these properties with integer exponents. video https://cdn.kastatic.org/ka_thumbnails_cache/950da66f-f929-4add-ac4a-8ae297b3459a_1280_720_base.png Multiplying & dividing powers (integer exponents) For any base a and any integer exponents n and m, aⁿ⋅aᵐ=aⁿ⁺ᵐ. For any nonzero base, aⁿ/aᵐ=aⁿ⁻ᵐ. These are worked examples for using these properties with integer exponents. https://cdn.kastatic.org/ka-youtube-converted/CZ5ne_mX5_I.mp4/CZ5ne_mX5_I.mp4 264 Exponents and Powers https://www.khanacademy.org/math/math-nsdc-eng/x0a43a548b892fe12:exponents/x0a43a548b892fe12:scientific-notation/v/scientific-notation-examples 2021-07-02T09:35:34Z Scientific notation examples More scientific notation examples Sal Khan video https://cdn.kastatic.org/googleusercontent/xhqZYrzEUYJ6pECzqQPefS3jy2KxXEW442ZYRg8sAuZ6dtmyYnzvPtju8GkSSxIH_GsyVrGcMLbV2ALjih8TvVU Scientific notation examples More scientific notation examples https://cdn.kastatic.org/ka-youtube-converted/0Dd-y_apbRw.mp4/0Dd-y_apbRw.mp4 769 Exponents and Powers https://www.khanacademy.org/math/revision-ncert-class-8-math/x46f3ddd31448eca8:week-3/x46f3ddd31448eca8:exponents-and-powers/e/revision-exponents-and-powers-ncert-math-class-8 2025-02-07T08:24:45.557484074Z Revision Exponents and Powers . Aakash Bagga exercise