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If 4 x^(2) + 9y^(2) + z^(2) + 49 = 12 ( ...

If `4 x^(2) + 9y^(2) + z^(2) + 49 = 12 ( x+ y + z) ` , then what is the value of (4x + 9y - z) ?

A

12

B

0

C

6

D

9

Text Solution

Verified by Experts

The correct Answer is:
C
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