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Mathematics 18 Online
OpenStudy (anonymous):

factor: see below>>>>

OpenStudy (anonymous):

\[125z ^{3}-1\]

OpenStudy (anonymous):

125=5^3

OpenStudy (anonymous):

\[(5z)^3-1^3\]

OpenStudy (anonymous):

did anyone get\[(5z-1)(25z ^{2}+5z+1)\]

OpenStudy (anonymous):

now use \[x^3-1^3=(x-1)(x^2+x+1)\]

OpenStudy (anonymous):

yeah thats correct

OpenStudy (anonymous):

do you agree learner??

OpenStudy (anonymous):

yeah sure :)

OpenStudy (anonymous):

are you 100% sure??

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