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A(a+b)3(a+b)^3

Ba

Cb

D(a+b)

Answer:

(a+b)3(a+b)^3

Read Explanation:

$y=(a+b)$

$y^2=(a+b)^2$

3rd proportion =$ \frac{a}{b}=\frac{b}{c}$

$\frac{y}{y^2}=\frac{y^2}{x}$

$\frac{1}{y}=\frac{y^2}{x}$

$x=y^3$

$x=(a+b)^3$


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