Maximize $P = x y z$ With $x + y = 9$

question 84

Multiple Choice

Maximize $P = x y z$ with $x + y = 9$ and $z + y = 9$ , and $\chi$ , $y$ , and $z > 0$ .

• A) \(P = 105\)
• B) \(P = 102\)
• C) \(P = 108\)
• D) \(P = 324\)
• E) \(P = 9\)

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