Question

$(\frac{1}{2}x + \frac{2}{3}y)^{2}$
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Answer 1

Step-by-step explanation:

$( \frac{1}{2} x + \frac{2}{3}y) ^{2} \\ (\frac{3 + 4}{6} xy) ^{2} \\ (\frac{7}{6} xy)^{2} \\ \frac{49}{36} {x}^{2} {y}^{2}$