1.

When axes rotated an angle of (pi)/(3) the transformed form of 7x^(2) + 2 sqrt(3) xy + 9y^(2) - 8 = 0 is

Answer»

`3x^(2)-y^(2) + 2 sqrt(3) - 6 = 0`
`5X^(2) - 3Y^(2) = 5`
`5x^(2) + 3y^(2) = 4`
`4x^(2) + 3y^(2) = 6`

ANSWER :C


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