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

The transformed equation of `3 x^(2)+3 y^(2)+2 x y-2=0` when the coordinate axes are rotated through an angle of `45^(circ)` 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`

Text Solution

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The correct Answer is:
B
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