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Omni-MATH / If x,y, and z are real numbers such that 2x²+y²+z²=2x−4y+2xz−5, find the maximum possible value of x−y+z. · Discussion

Discussing If x,y, and z are real numbers such that 2x²+y²+z²=2x−4y+2xz−5, find the maximum possible value of x−y+z. · Omni-MATH

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