princessanon princessanon

31-10-2018
Mathematics

contestada

Which expression is equal to 6rs^9/42r^5s^2

s^7/7r^4

s^7/7r^5

7s^7/r^5

7r^7/s^4

Respuesta :

29-12-2018

[tex]\dfrac{6rs^9}{42r^5s^2}=\dfrac{6}{42}\cdot\dfrac{r}{r^5}\cdot\dfrac{s^9}{s^2}=\dfrac{1}{7}\cdot\dfrac{1}{r^4}\cdot\dfrac{s^7}{1}=\boxed{\dfrac{s^7}{7r^4}}[/tex]

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