Question

Name FIVE x-values for which the cosine function equals 0.

Answer 1

That would be 0, 180, 360, 540, and 720.

Explanation:

If the value of sine is 0. Add 180 five times and we get the five numbers for the answer.

Answer 2

You didn't input the function, but the cosine of 90 degrees is zero.

Cosine values of zero also occur when an angle equals

270 degrees 450 degrees 630 degrees and 810 degrees.

Explanation: