Question

Which of the following statements best describes the domain of the functions sine and arcsin?

A) Sine domain is all real numbers; Arcsin domain is all real numbers.

B) Sine domain is restricted; Arcsin domain is all real numbers.

C) Sine domain is all real numbers; Arcsin domain is restricted.

D) Sine domain is restricted; Arcsin domain is restricted

Answer 1

The domain of sin is everything real, you can keep spinning around the circle forever

The sin function has a range of -1 to 1, so the arcsin domain is -1 to 1

Answer 2

@DanJS what about cos and arccos, and tan and arctan?