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AAKASH INSTITUTE-TRIGNOMETRIC FUNCTIONS -Section-B (Objective Type Questions One option is correct)
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- tan alpha + 2 tan 2alpha + 4 tan 4 alpha + 8 cot 8 alpha =
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- In triangle A B C ,tanA+tanB+tanC=6a n dtanAtanB=2, then the values of...
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- let a=cosA+cosb-cos(A+B) and b=4sin(A/2)sin(B/2)cos((A+B)/2) Then a-b ...
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