Question

What is the domain of a sine function?

Answer 1

Hello there!

The domain of the sine function is [-infinity, +infinity].


I hope this is the answer you were looking for. As always, it is my pleasure to help students like you!

Answer 2

Answer: The domain of the sine function is (-∞, +∞).

Explanation:

The domain of the function y = sin x is all real numbers (the sine is defined for any angle measure), and the range is −1 ≤ y ≤ 1.

So, the domain of the sine function is (-∞, +∞).