Trigonometry
Asked by
| 16th 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
| 21st Oct, 2009,
12:38: PM
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