Chapter 1: Hyperbolic, Inverse Hyperbolic, Inverse Trigonometric | PDF | Trigonometric Functions | Sine
Why are the cos-1 and sin-1 functions not working on my calculator? The answer always comes up as a math error and I don't know why. I'm definitely inputting everything right. -
![How to Calculate Hyperbolic Trig on Casio Scientific Calculator (Sinh, Cosh, Sinh^1, Cosh^-1) - YouTube How to Calculate Hyperbolic Trig on Casio Scientific Calculator (Sinh, Cosh, Sinh^1, Cosh^-1) - YouTube](https://i.ytimg.com/vi/c2joUs6pI_Q/maxresdefault.jpg)