CBSE Class 11-science Answered
Trigonometry
Asked by | 16 Sep, 2009, 01:33: PM
Expert Answer
If secA = -12/5 and A is in the 2nd quadrant
then cos A= -5/12 sin A =119/12 tan A = - 119/5 cot A = -5/119
Substitute these values in 2sin2A + cot2A / sec2A + 2sin2A and simplify
Answered by | 21 Oct, 2009, 12:38: PM
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