hotrod121212121
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# I don't know If I answered this question right? Can you please check it for me and explain what I'm supposed to do? Thank you.

$\left( \cfrac{y^7m^5}{y^9m^3} \right)^7=\left( \cfrac{m^2}{y^2} \right)^7=\cfrac{m^{14}}{y^{14}}$