A point P moves along the curve y=x^(3)....

A point P moves along the curve `y=x^(3)`. If its abscissa is increasing at the rate of 2 units/ sec, then the rate at which the slop of the tangent at P is increasing when P is at `(1,1)` , is

`12` units /sec

`24` units/sec

` 8` units /sec

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