Khan Academy
Khan Academy: Algebra: Rational Exponents and Exponent Laws
In this lesson, students explore rational exponents and exponent laws by taking the cube root of a rational expression, using the power of a product and power of a power rules. [2:16]
Khan Academy
Khan Academy: Algebra: More Rational Exponents and Exponent Laws
Video finding the cube root of an algebraic expression by using rational exponents and the power of a product and power of a power rules. Also shows how to find the cube root of 64 without a calculator. [3:25]