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If x+y=k is normal to y^2=12 x , then k ...

If `x+y=k` is normal to `y^2=12 x ,` then `k` is (a)3 (b) 9 (c) `-9` (d) `-3`

A

3

B

9

C

`-9`

D

`-3`

Text Solution

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The correct Answer is:
B
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VMC MODULES ENGLISH-CONIC SECTIONS-JEE ADVANCED ARCHIVE
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  2. Let PQ be a focal chord of the parabola y^(2)=4ax. The tangents to the...

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  3. If x+y=k is normal to y^2=12 x , then k is (a)3 (b) 9 (c) -9 (d) -3

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