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If `(1+t a n1^0)dot(1+t a n2^0)dot(1+t a n3^0)(1+tan45^0)=2^n` , then `' n '` is equal to `16` b. `23` c. `3` 0 d. none of these

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ALLEN-TRIGONOMETRIC RATIOS AND IDENTITIES-All Questions
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  3. If (1+t a n1^0)dot(1+t a n2^0)dot(1+t a n3^0)(1+tan45^0)=2^n , then ' ...

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  4. Prove that in an acute triangle ABC, the least values of Sigma secA an...

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  13. For 0<theta<pi/2 , the solution (s) of sum(m=1)^6cos e c(theta+((m-1)/...

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  14. If (1+sint)(1+cost)=5/4dot Find the value (1-sint)(1-cos t)

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  17. Period of sin^2theta is- pi^2 b. pi/2 c. 2pi d. pi

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