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ques 7 and ques 6

Asked by rbhatt16 6th November 2017, 5:52 PM
Answered by Expert
Answer:
begin mathsize 16px style Take space straight A equals 7 1 half rightwards double arrow 9 straight A equals 67 1 half space
rightwards double arrow cotA plus tan 9 straight A minus cot 9 straight A minus tanA
Solve space this space using space trigonometric space formuale. end style
Answered by Expert 11th December 2017, 2:19 PM
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