Learn how to find exact solutions for radicals of polynomial expressions.
Questions answered by this video:
How do you simplify the radical of a polynomial expression?
What is the cube root of 216 and how do you find it?
What is the square root of x^2?
What is the cube root of -125x^6?
What is the fourth root of 16p^8q^4?
Why do you have to put an absolute value sign around a variable when you take the square or fourth or even root of the variable?
Why is the square root of x^2 equal to the absolute value of x?
What is the square root of -4s^4?
Staff Review
Currently 3.0/5 Stars.
This lesson picks up from the previous lesson by finding square and cube roots of both numbers and variable expressions. This sometimes confusing topic is explained step by step in a very understandable way.