Through what angle should the axes be rotated so that the equation 9 x^2-2 \sqrt{3} x y+7 y^2=10 may be changed to 3 x^2+5 y^2=5 ?

JEE Main 2026 Model Paper 1

Question : 64 of 75

Marks: +1, -0

Through what angle should the axes be rotated so that the equation 9x2−2√3xy+7y2=10 may be changed to 3x2+5y2=5 ?

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