What value of g will make the expression 4x2 -...
What value of g will make the expression 4x2 - 18xy + g a perfect square?
9
\(\frac{9y^2}{4}\)
\(81y^2\)
\(\frac{18y^2}{4}\)
Correct answer is D
4x2 - 18xy + g = g \(\to\) (\(\frac{18y}{4}\))2
= \(\frac{18y^2}{4}\)
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