Q198
If tan2A + 2tanA - 63 = 0, given that 0 < A < /2 what is the value of (2sinA + 5cosA)?
If tan2A + 2tanA - 63 = 0, given that 0 < A < what is the value of (2sinA + 5cosA)?
A.
B.
C.
Answer
D.
Answer: Option C
Solution
Answer: Option C
Solution: