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t1 = (sintheta)^costheta ,t2 = (sintheta...

`t_1 = (sintheta)^costheta ,t_2 = (sintheta)^sintheta , t_3 = (costheta)^costheta , t_4=(costheta)^ sintheta` (A) `t_3>t_1>t_2` (B) `t_4>t_2>t_1` (C) `t_4>t_1>t_2` (D) `t_1>t_3>t_2`

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ALLEN-TRIGONOMETRIC RATIOS AND IDENTITIES-All Questions
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  2. If u=sqrt(a^2 cos^2 theta + b^2sin^2theta)+sqrt(a^2 sin^2 theta + b^2 ...

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  13. If alpha+beta=pi/2\ a n d\ beta+gamma=alpha, then t a nalpha, equals- ...

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  19. Two parallel chords of a circle of radius 2 are at a distance. sqrt(3+...

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  20. Let P={theta:sintheta-costheta=sqrt2costheta}and Q={theta: sintheta+co...

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