It's the last dang question and I can't quite seem to wrap my head around it. >: (

The angle2lies in the fourth quadrant such thatxcos 2x = 8/17

a) Sketch the location of angle2x.

b) Which Quadrant contains anglex?

c) Determine an exact value forcos x.

d) Use a calculator to determine the measure ofx, in radians.

e) Use a calculator to verify your answer for part c).