triangle ABC angle B=90 tanA = 1/ root 3 find 1) sin A . cos C + cos A . sin C 2) cos A . cos C - sin A . sin C
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8.1, 9 In triangle ABC, right-angled at B, if tan A = 1/√3, find the value of sin A cos C + cos A sin C tan A = 1/√3 (side opposite to A)/(side ...
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