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The equation 3x^2+2hxy+3y^2=0 represents...

The equation `3x^2+2hxy+3y^2=0` represents a pair of straight lines passing through the origin . The two lines are

A

real and distinct , if `h^2gt3`

B

real and distinct , if` h^2 gt 9`

C

real and coincident , if `h^2 =3`

D

real and coincident , if `h^2gt 3`

Text Solution

Verified by Experts

The correct Answer is:
B
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