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Mathematics 7 Online
OpenStudy (anonymous):

Factor 21x^3-35xy^2

OpenStudy (anonymous):

7x(3x^2-5y^2) = 21x^3-35xy^2

OpenStudy (anonymous):

21x^3-35xy^2 7 ( 3 x^3 - 5xy^2 ) 7x (3 x^2 - 5y^2)

OpenStudy (anonymous):

\[ 7x (3 x^2 - 5y^2)= 7 x ( \sqrt 3 x - \sqrt 5 y)(\sqrt 3 x+ \sqrt 5 y) \]

OpenStudy (anonymous):

thanks

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