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The graph of the derivative f of a conti...

The graph of the derivative `f` of a continuous function `f` is shown with `f(0)=0`

If `f(x)` has local minima at `x=x_(1)` and `x=x_(2),f` has inflection point at `x=k`, number of critical points of `y=f(x)` is `w` then `x_(1)+x_(2)-k-w` is...........

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The correct Answer is:
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`x_(1)=4, x_(2)=8,k=3,w=4`
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