### Home > AC > Chapter 13 > Lesson 13.IF1-S > Problem6-8

6-8.
1. Antonio's function machine is shown at right. Homework Help ✎

1. What is A(2)?

2. If 81 came out, what was dropped in?

3. If 8 came out, what was dropped in? Be accurate to two decimal places.

9

3x = 8

See part (b).