# Question #5621c

Mar 10, 2017

${y}^{2}$

#### Explanation:

Divided by ${y}^{9} , {y}^{7} , {y}^{2}$ with ${y}^{2}$.

the result is,

${y}^{7} , {y}^{5} , 1$

Therefore the greatest common factor is ${y}^{2}$