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Mathematics 11 Online
OpenStudy (anonymous):

ok just want to see if i got this right

OpenStudy (anonymous):

\[\sqrt[3]{3x-1}=5\] i got \[\frac{ 42 }{ 3 }\]

OpenStudy (anonymous):

nope

OpenStudy (anonymous):

cube both sides

OpenStudy (anonymous):

\[(\sqrt[3]{3x-1})_{}^{3} = 5^{3}\]

OpenStudy (anonymous):

\[\sqrt[3]{3x-1}=125\] -1=126 3x=126 \[\frac{ 126 }{ 3 }\]

OpenStudy (anonymous):

which is 42

OpenStudy (anonymous):

yup you are right now

OpenStudy (anonymous):

oh ok so its not 42 over 3 its just 42

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