Question

dumb question

Answer 1

does anyone know how to type sine, cos, or tan inverse into a calculator? Because I have no idea

Answer 2

"2nd" -> cos, sin, or tan

Answer 3

any of them I guess

Answer 4

\[\rm arc \tan = \tan^{-1}\]

Answer 5

I'm saying press the "2nd" button then one of the trig functions in the calculator

Answer 6

That's how it is for most calculators

Answer 7

oh okay but what if the calculator I use doesn't have a "2nd" button?

Answer 8

What calculator are you using?

Answer 9

Most if not all calculators do, or you can just use a online calculator.

Answer 10

Okay thank you @Astrophysics

Answer 11

Np