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Mathematics 9 Online
OpenStudy (anonymous):

how would you factor 27x^3-8y^3

OpenStudy (mayankdevnani):

x^3(27-8)=19x^3

OpenStudy (sirm3d):

rewrite

OpenStudy (sirm3d):

rewrite \[27x^{3} \] as \[(3x)^{3}\] and \[8y^{3}\] as \[(2y)^{3}\] then apply the factoring method for \[a^{3}-b^{3}\]

OpenStudy (sirm3d):

@mayankdevnani you are doing it wrong.

OpenStudy (mayankdevnani):

thnx... @sirm3d

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