Question

evaluate the following ​

Answer 1

$\huge{\textbf{\textsf{\pink{Answer\::}}}}$

$(ii)~\bf{\bigg(~\dfrac{2x}{7}~-~\dfrac{7y}{4}~\bigg)^2~}$

$\implies~\sf{\bigg(~\dfrac{8x~-~49y}{28}~\bigg)^2~}$

$\implies~\sf{\bigg(~\dfrac{(8x~-~49y)^2}{(28)^2}~\bigg)~}$

$\implies~\bf\red{\bigg(~\dfrac{64x^2~-~784xy~+~2401y^2}{784}~\bigg)~}$

Answer 2

Answer:

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