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Find the derivatives of the following functions:(I) [(√x+1)/(√x-1)](II) [(secx+tanx)/(secx-tanx)](III) [(1+u+u²)/(1-u+u²)] |
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Answer» Find the derivatives of the following functions: (I) [(√x+1)/(√x-1)] (II) [(secx+tanx)/(secx-tanx)] (III) [(1+u+u²)/(1-u+u²)] |
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