If x + (1)/(9x) = 4, then 9 x^2 + frac19x^2 is? – OfficerPath

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If x + (1)/(9x) = 4, then 9 x^2 + frac19x^2 is?

Subject: MathematicsTopic: Algebra

A

140

B

142

C

144

D

146

Correct Answer: B

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