Question

Factorise: 125x3 + 225x2 y + 135 xy2 + 27y3

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Here's your answer

Step-by-step explanation:

$125x^{3} + 225x^{2} y+135xy^{2} +27y^{3}$

By using identity $(a+b)^{3} =a^{3} +3a^{2} b+3ab^{2} +b^{3}$

where a= 5x , b=3y

we have, $(5x)^{3} +3*(5x)^{2} *3y+3*5x*(3y)^{2}+(3y)^{3}$

= $(5x+3y)^{3}$

=(5x+3y)(5x+3y)(5