How to Apply the Composition of Two Functions Square and Square Root

The video tutorial explains how to find F of G of X by substituting the G of X function into the F of X function. It provides examples of substituting values into functions and demonstrates the simplification process. The tutorial concludes with the final solution for F of G of X, emphasizing the importance of understanding function composition.

What does F of G of X represent in function composition?

• Substituting G of X into F of X

• Multiplying F of X and G of X

• Adding F of X and G of X

• Dividing F of X by G of X

If F of X = X^2 + 2X - 5, what is F(1)?

• 1

• 3

• -2

• 0

What is the expression for G of X in the given problem?

• 3X

• X^2 + 3

• sqrt X + 3

• X + 3

What happens when you square a square root in the context of this problem?

• It doubles the value

• It cancels out the square root

• It adds 3 to the value

• It halves the value

What is the final simplified expression for F of G of X?

• X + 3 - 5

• sqrt X + 3

• X^2 + 2X - 5

• X + 2 sqrt X + 3 - 2