Note, you have to get all answers right before receiving credit. Let the polynomial $p$ be defined by $$p(x) = (x+2)(x+5)(x-7).$$ Then $p(x)=$ $x^3$ $+$ $x^2$ $+$ $x$ $+$ ,
Note: some of the coefficients may be negative.
Hint: Apply the Distributive Law twice.