Use the following identities:

Also because the angle is in quadrant 3, sin must be negative.
Therefore

Subbing in tan = 0.958
Answer:
I believe that the answer is B
I really gave him a piece of my mind
Answer:
(3x-1)(x+5)
Step-by-step explanation:
Find two numbers that when they multiply, you get the third term,
which is -5 in this problem. And when they add up, you get the second term,
which is 14 in this problem.