16*2 + 9 y^2 32 x + 72 y + 16 = 0

请输入您的数学问题…… 16*2 + 9 y^2 - 32 x + 72 y + 16 = 0

问题

16 * 2 + 9 y^{2} - 32 x + 72 y + 16 = 0

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