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If y=(a x+b)/((x-1)(x-4)) has a turning ...

If `y=(a x+b)/((x-1)(x-4))` has a turning value at `(2,\ -1)` find `a\ &\ b` and show that the turning value is maximum.

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The correct Answer is:
a = 1 , b = 0
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MOTION-MAXIMA AND MINIMA -EXERCISE - 3
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