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Mathematics 67 Online
OpenStudy (anonymous):

27x^3-64 ... factor

OpenStudy (anonymous):

(3x-4)(9x^2+12x+16)

OpenStudy (anonymous):

what did you factor out? @sam5589

OpenStudy (anonymous):

its just an formula that a^3-b^3= (a-b)(a^2+ab+b^2) a^3+b^3= (a+b)(a^2-ab+b^2)

OpenStudy (anonymous):

so compare it with a^3-b^3

OpenStudy (anonymous):

Thank you!! do you know what factor pattern is used? @sam5589

OpenStudy (anonymous):

I think its difference of cubes

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