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Q.

If sinA=35,tanB=12 and 00

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a

−52

b

52

c

−72

d

72

answer is D.

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Detailed Solution

SinA=35  , TanB=15 ⇒TanA=34,SecB=−528tanA+5secB=8×34−5×52=6−52=72.
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