Simplifying a radical expression by using the factored form of the radicand

The video tutorial begins with a personal anecdote about a favorite truck, then transitions into a mathematical lesson on cube roots. The instructor explains the difference between square roots and cube roots, emphasizing the grouping of numbers in threes for cube roots. The tutorial demonstrates how to find cube roots of both numbers and variables, concluding with a final calculation and answer.

What was the speaker's favorite truck model year?

• 1996

• 1995

• 1998

• 1997

When taking the cube root, how many numbers should be grouped together?

• Five

• Four

• Three

• Two

What is the cube root of 2 * 2 * 2?

• 8

• 4

• 1

• 2

If you have a group of X's, what is the cube root of X * X * X?

• X^2

• X^3

• X

• 1

What is left under the cube root after simplifying 2 * 3 * X?

• 2X

• 3X

• 6X

• 6