Question
If (sin A + 2cos
- A = 4 cos (90° -
- A , then find the value of cot A.
Solution
We have, (sin A + 2cos A) = 4 cos (90° - A)
Or, (sin A + 2cos A) = 4 sin A
Or, 2cos A = 3 sin A
Or, {(cos A)/(sin A)} = 3/2
So, cot A = 3/2
Hence, option a
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