The function f(x) is a cubic function and the zeros of f(x) are −5, 1 and 2. Assume the leading coefficient of f(x) is 1. Write the equation of the cubic polynomial in standard form.

Two because two of one thing is two.

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

The answer to your question is 25hope this !