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If the circles x^2+y^2+2x+2ky + 6=0 and ...

If the circles `x^2+y^2+2x+2ky + 6=0` and `x^2+y^2+2ky+k=0` intersect orthogonally , then k is :

A

2 or `-(3)/(2)`

B

-2 or `-(3)/(2)`

C

2 or `(3)/(2)`

D

-2 or `(3)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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HIMALAYA PUBLICATION-CIRCLES-QUESTION BANK
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