How to evaluate the addition of two functions

The video tutorial explains how to combine two functions and evaluate them at a specific point, using both direct addition and alternative methods. It clarifies the process of adding variables with exponents and demonstrates solving the functions for a given value. The tutorial emphasizes understanding the difference between evaluating functions for a variable and a specific number.

What is the first step in adding two functions, F(x) and G(x)?

• Divide F(x) by G(x)

• Add the corresponding terms of F(x) and G(x)

• Subtract G(x) from F(x)

• Multiply the functions together

When combining like terms, what is the result of adding X^2 + X^2?

• X^2

• 2X^2

• X^4

• X^3

What is the correct way to evaluate the combined function F(x) + G(x) at x = -2?

• Substitute -2 into each function separately and add the results

• Multiply -2 by each term in the functions

• Subtract -2 from each term in the functions

• Add -2 to each term in the functions

What is the final result of evaluating the combined function at x = -2?

• 18

• 10

• 8

• 26

What is an alternative method to evaluate F(x) + G(x) at x = -2?

• Evaluate F(x) and G(x) separately at x = -2 and then add the results

• Divide F(x) by G(x) at x = -2

• Subtract G(x) from F(x) at x = -2

• Multiply F(x) and G(x) at x = -2

What is the result of evaluating F(x) at x = -2?

• 11

• 15

• 13

• 9

What is the result of evaluating G(x) at x = -2?

• 14

• 12

• 10

• 16