### Home > CC1MN > Chapter 8 > Lesson 8.2.1 > Problem 8-74

8-74.

Are the following expressions equivalent?

Substitute into both expressions.

Now substitute .

You can try other values for . It appears they are the same.

8-74.

Are the following expressions equivalent?

Substitute into both expressions.

Now substitute .

You can try other values for . It appears they are the same.