The roots of the quadratic equation $z^2 + bz + c = 0$ are $-7 + 2i$ and $-7 - 2i$. What is $b+c$?
(x +7+2i)(x+7-2i) expand and simplify to
x^2 + 14x + 53 <======= take it from here
+4 
+37157 
