Question

The difference of the sum and the product of zeros of the polynomial f(x) = 5x3 + 12x2 ­ 11x + 4 is

Answer 1

$5x3 = 15 \\ 12 \times 2 = 24 \\ 11 x + 4 \\ 15 + 24 = 39 \\ 39 | \\ 11 =$