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If y=logsqrt(tanx) , then the value of (...

If `y=logsqrt(tanx)` , then the value of `(dy)/(dx)` at `x=pi/4` is given by (a)`oo` (b) 1 (c) 0 (d) `1/2`

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RD SHARMA ENGLISH-DIFFERENTIATION-All Questions
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