1. 4.7 Inverse Trig Functions

2. By the end of today, we will learn about….. Inverse Sine Function Inverse Cosine and Tangent Functions Composing Trigonometric and Inverse Trigonometric Functions Applications of Inverse Trigonometric Functions Inverse trig functions can be used to solve trigonometric equations.

3. Let’s Review!

4. Does y = sin x have an inverse?

5. Inverse Sine (arcsine), sin -1 x or arcsin x

6. Values of sin -1 x

7. Evaluating sin -1 without a calculator

8. Evaluate without a calculator: You Try!

9. Evaluating sin -1 with a calculator

10. Inverse Cosine: y = cos -1 x

11. Values of cos -1 x

12. Inverse Tangent: y = tan -1 x

13. Values of tan -1 x

14. Evaluate without a calculator

15. Composing Trig Functions

17. Find

18. Composing trig functions with arcsine