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E LAI

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How to solve a quadratic equation with 3 variables? Could anyone teach how to solve the following equation? x^2 + 2y^2 + 2z^2 + 2xy + 2yz -2x - 6y - 10z + 14 = 0 Thanks!!! AUTHOR: E LAI 4297VIEWS 2REPLIES 10 years ago

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