### Home > GB8I > Chapter 4 Unit 5 > Lesson INT1: 4.1.3 > Problem 4-28

4-28.

If , then calculate the value of:

Substitute

in for in the function and then evaluate.

Substitute

in for and then evaluate.

Substitute

in for and then evaluate.

See part (a) for more help.

See part (a) and (b) for help.