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Square roots and cube roots

2 videos
2 skills
A strong contender for coolest symbol in mathematics is the radical. What is it? How does it relate to exponents? How is the square root different than the cube root? Common Core Standards: 8.EE.A.2

Understanding square roots

VIDEO 1:21 minutes
Understanding Square Roots

Square roots of perfect squares

PRACTICE PROBLEMS
Find the square root of a perfect square positive integer.

Finding cube roots

VIDEO 4:18 minutes
Finding Cube Roots

Cube roots

PRACTICE PROBLEMS
Find the cube root of a perfect cube positive integer.