-2w (w + 8) Assuming that it is a polynomial from which you must find the roots, we must first rewrite it: -2w (w + 8) = 0 The roots are then: w1 = 0 w2 = -8 Assuming you only have to rewrite the expression, the answer is: -2w ^ 2 -16w Answer: w1 = 0 w2 = -8 -2w ^ 2 -16w