HELP ME I FORGOT HOW TO DO THIS please explain

Find the values of y: 3y^3(y^2+ 2/3y)=0

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?

Hurry which expression is equivalent to 3√x^5y?