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Find the left and right hand derivati...

Find the left and right hand derivative of the following function at given point: `f(x)=e^(-|x|)a t\ x=0`

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BANSAL-CONTINUITY AND DIFFERENTIABILITY-All Questions
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  12. Let f(x) be difined in the interval [-2, 2] such that f(x)={{:(-1"...

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  18. If f(x) = {{:(x - 3",",x lt 0),(x^(2)-3x + 2",",x ge 0):}"and let" g(x...

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  19. The integer ' n ' for which (lim)(xvec0)((cos x-1)(cos x-e^x))/(x^n) i...

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