If x + y = 3, then what is the value of x 3 + y 3 + 9xy? – OfficerPath

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If x + y = 3, then what is the value of x 3 + y 3 + 9xy?

Subject: MathematicsTopic: Algebra

A

15

B

81

C

27

D

9

Correct Answer: C

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