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Co - ordinate Geometry Parabola

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If the line 2x+y+k=0 is normal to the parabola y²=-8x , then the value of k will be

A. -16

B. -8

C. -24

D. 24

E. None of the above

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Correct choice: D

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Parabola

Eamcet Mathematics
Co - ordinate Geometry Parabola