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The right hand derivative of f(x) = [x] ...

The right hand derivative of f(x) = [x] `tanpix` at x = 7 is (where [.] denotes the greatest integer function)

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CENGAGE PUBLICATION-CONTINUITY AND DIFFERENTIABILITY-All Questions
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  2. If x e^(x y)-y=sin^2x then (dy)/(dx)a tx=0 is a. 0 b. 1 c. -1 d. none ...

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  3. The right hand derivative of f(x) = [x] tanpix at x = 7 is (where [.] ...

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  4. If y=(x^2)/2+1/2xsqrt(x^2+1)+1/2(log)esqrt(x+sqrt(x^2+1)) , prove that...

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