Taking A = 60° and B = 30°, verify that
(i) sin (A + B)/cos A cos B = tan A + tan B
(ii) sin (A – B)/sin A sin B = cot B – cot A
Answer :
(i) Here, A = 60° and B = 30°
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(i) sin (A + B)/cos A cos B = tan A + tan B
(ii) sin (A – B)/sin A sin B = cot B – cot A
More Solutions: