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[" 5.If "f(x)=tan^(-1)sqrt((1+sin x)/(1-...

[" 5.If "f(x)=tan^(-1)sqrt((1+sin x)/(1-sin x)),quad 0<=x<=pi/2," then "f'(pi/6)" is "],[[" (a) "-1/4," (b) "-1/2," (c) "1/4," (d) "1/2]]

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If f (x) = tan ^(-1)sqrt((1 + sin x )/(1 - sin x)), 0 le x le (pi)/(2) then f' ((pi)/(6)) =?

If f (x) = tan ^(-1)sqrt((1 + sin x )/(1 - sin x)), 0 le x le (pi)/(2) then f' ((pi)/(6)) =?

Simplify tan^(-1)(sqrt((1-sin x)/(1+sin x))), 0lt x ltpi

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