Question

What is the correct answer to this multiple choice question? Please help!!!

Answer 1

Answer:

By translating the function cos(x) 90 degrees to the right.

Step-by-step explanation:

The sine function is just the cosine function translated 90 degrees to the right. You can see the visualization below. They overlap.

If you're wondering why the diagram shows a shift in

$\pi / 2$

That's just the equivalent to 90 degrees in radians.