The quadratic x^2 - 8x + 66 can be written in the form (x + b)^2 + c, where b and c are constants. What is b + c?
x^2 - 8x + 66 'complete the square
(x - 4)^2 - 16 + 66
(x-4)2 + 50 <========== you can finish
...
Then b = -4 and c = 50.
b + c = -4 + 50 = 46