How to transform the quantity of the third root of x to the fourth power, to the fifth power into an expression with a rational exponent.

So don't take my word i'm not exactly a mathematical person but i would assume a. because while selling the soap every month you increase in sells so you would by 11 percent. the you would get the factor 0.89 which if i had to guess would be the monthly profit over 11 probably wrong tho

Where is the expression you want us to evaluate?