Question

expand : (1/2x + 2/3y)
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Answer 1

Explanation:

this is the answer

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Answer 2

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

$\sf\orange{Use~the~identity-}$

$\sf\pink{(a+b)^2=a^2+b^2+2ab}$

$\bf\blue{Then,}$

$\sf\huge\frac{1}{4x^2}+\frac{4}{9y^2}+\frac{2}{3xy}$