If x 2 + 8y 2 + 12y – 4xy + 9 = 0, then the value of (7x + 8y) is: – OfficerPath

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If x 2 + 8y 2 + 12y - 4xy + 9 = 0, then the value of (7x + 8y) is:

Subject: MathematicsTopic: Algebra

A

-33

B

9

C

33

D

-9

Correct Answer: A

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