Nitesh T. answered • 10/22/19
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f'(x) = dx/dt - (d(1/x))/dt
f'(x) = 1-(-1/x2)
f''(x) = -2/x3 (Ans)
David S.
asked • 10/22/19Solve the following.
Let f(x)=x-1/x. Find f''(x).
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