It is D, because looking at a unit circle, 5pi/3 is about the same location as -sqrt3 which is approximately 1.4.
The answer is D because that is the closest answerr to 40
1. x^2 + x - 90
2. (x+10)(x-1)
3. x= -10 and 1
Answer is first one
(2,3)(4,2)(3,1)