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Factorise the expressions. A. 4a² + 16 ab + 16b²
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Factorise the expressions. A. 4a² + 16 ab + 16b²

User Kirti Thorat
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Answer:

Hi,

Explanation:


Formula \ to\ know\ :(x+y)^2=x^2+2xy+y^2\\\\4a^2+16ab+16b^2=(2a)^2+2*2a*4b+(4b)^2=(2a+4b)^2

User Salvatore Previti
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