SOLUTION: how to factorize 36x^3y - 225xy^3 50a^3 - 18ab^2 (i){{{36x^3y-225xy^3}}}= {{{9xy(x^2-25y^2)}}}= {{{9xy((x^2-(5y))^2)}}}= {{{9xy(x+5y)(x-5y)}}} (ii){{{50a^3-18ab^2}}}= {{{2a(

Algebra ->  Square-cubic-other-roots -> SOLUTION: how to factorize 36x^3y - 225xy^3 50a^3 - 18ab^2 (i){{{36x^3y-225xy^3}}}= {{{9xy(x^2-25y^2)}}}= {{{9xy((x^2-(5y))^2)}}}= {{{9xy(x+5y)(x-5y)}}} (ii){{{50a^3-18ab^2}}}= {{{2a(      Log On


   

Question 416965: how to factorize 36x^3y - 225xy^3
50a^3 - 18ab^2
(i)36x%5E3y-225xy%5E3=
9xy%28x%5E2-25y%5E2%29=
9xy%28%28x%5E2-%285y%29%29%5E2%29=
9xy%28x%2B5y%29%28x-5y%29
(ii)50a%5E3-18ab%5E2=
2a%2825a%5E2-9b%5E2%29=
2a%28%285a%29%5E2-%283b%29%5E2%29=
2a%285a%2B3b%29%285a-3b%29
Answer by dnanos(83) About Me  (Show Source):