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The equation of normal to the curve y=x^...

The equation of normal to the curve `y=x^(3)-x^(2)-1` at the point whose abscissa is -2, is

A

`-8`

B

8

C

16

D

`-16`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The equation of tangent to the curve y=x^(3)-x^(2)-1 at the point whose absicissa is -2 is

    A
    16x-y+19=0
    B
    16x-y=19
    C
    16x+y+19=0
    D
    16x+y=19

  • The equation of normal to the curve y=3x^(2)-x+1 at (1,3) is

    A
    x+5y+16=0
    B
    x+5y-16=
    C
    x-5y+16=0
    D
    x-5y-16=0

  • The equation of normal to the curve y=x^(2)+4x at the point whose ordinate is -3, is

    A
    x-2y-5=0, x+2y+9=0
    B
    x+2y+5=0, x-2y-9=0
    C
    x-2y-7=0, x+2y+3=0
    D
    x+2y+7=0, x-2y-3=0

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