Question

If the cosec of an angle complementary to A b 2/3√, find tan A

Answer 1

Answer:

cos x = −√3/2 = cos 210°

∴ x = 210°

Now

4 cot2 x – 3 cosec2 x = 4 cot2 210° − 3 cosec2 210° = 4 × 3 – 3 × 4 = 12 – 12 = 0