### Home > CAAC > Chapter 13 > Lesson 13.IF1-S > Problem 6-9

6-9.

Nossis has been working on his geometry homework and he is almost finished. His last task is to find a solution of sin(*x*) = 0.75. Nossis cannot figure out what *x* could be! Explain how he can find a value for *x* and show that it works. Homework Help ✎

The inverse of sin(*x*) is sin^{−1}(*x*).