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Interesting Integrals 11

Geometry Level 5

What is the area enclosed by the curve $5x^2 + 2y^2 + 6xy + 7x + 6y +6 = 0$ ?

\frac{\pi}{2}

None of the other choices

\frac{3\pi}{2}

\pi

{2\pi}

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by Krishna Shankar

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