The rational roots of a polynomial function F(x) can be written in the form P/Q, where P is a factor of the leading coefficient of the polynomial and Q is a factor of the constant term

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.