What is the coefficient of $x$ in $(x^3 + x^2 + x + 1)(x^4 - 8x^3 + 17x^2 - 23x + 14)$?
Coefficent of x= x* a constant number or a constant number *x
So there is a x and 14.So we multiply and get 14x.There is a -23x and a 1 so we multiply and get
14x+(-23x).Which equals -9x.
Hope this Helps
+760 
