Question

This is the question that I am struggling on right now. If you could help me as soon as possible, that would be great. Thank You!

Answer 1

The answer is a/7 times 3.14359

Answer 2

1) cos function (it looks just like one)

2) yint is (0,1) or y=1

3) Smallest xint is (-2π,0)

4) greatest y value is y=1 and thats when x=0

5) Not sure what the last one is asking