Slope of normal to the curve y=x^2-x at ...

Slope of normal to the curve `y=x^2-x` at x=2 is: a)`-1/3` b)`-1/7` c)`-1/9` d)`-1/11`

A

`-1/3`

B

`-1/7`

C

`-1/9`

D

`-1/11`

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The correct Answer is:

D

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