factorise 27x^3+5sqroot 5 y^3
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27x^3+ 5\/5y^3
= (3x)^3+ (\/5y)^3
Using identity a3+ b3= (a+b)(a2-ab +b2)
Given eq = (3x + \/5y)( 9x^2- 3\/5xy + 5y^2) hope U satisfied by this Answer
= (3x)^3+ (\/5y)^3
Using identity a3+ b3= (a+b)(a2-ab +b2)
Given eq = (3x + \/5y)( 9x^2- 3\/5xy + 5y^2) hope U satisfied by this Answer
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