The transformed equation of 3x^(2)+3y^(2...

The transformed equation of `3x^(2)+3y^(2)+2xy-2=0` when the coordinats axes are rotated through an angle of `45^(@)`, is

A

`x^2 +2y^2 =1`

B

`2x^2 +y^2 =1`

C

`x^2 +y^2 =1`

D

`x^2 +3y^2 =1`

Verified by Experts

The correct Answer is:

B

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