Please Make a non-plagiarized new Mnemonic for P. E.M. D.A. S Please Hurry Thanks :D Please make it make some sense

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

How do i i solve this equation? -18 = x/3 + 3