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Mathematics
OpenStudy (anonymous):

Help Please! Reduce rational expression, 12x to 2 power y 4 x to the 4th power y ____________________ div ______________________ 9 yx to the 9th power x to the 2 power y to the 3rd Thank you.

OpenStudy (saifoo.khan):

\[\frac{12x^2y}{9yx^9} \div \frac{4x^4y}{x^2y^3}\]

OpenStudy (saifoo.khan):

\[\frac{12x^2y}{9yx^9} \times \frac{x^2y^3}{4x^4y}\]

OpenStudy (anonymous):

its the first one

OpenStudy (saifoo.khan):

Yes, then in the second one we flip the second fraction coz we put a multiply.

OpenStudy (saifoo.khan):

\[\frac{3x^4y^4}{9y^2x^{13}}\]

OpenStudy (saifoo.khan):

\[\frac{y^2}{3x^9}\]

OpenStudy (anonymous):

I'm lost on that one

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