The expression x^2 - 60x + 851 can be written in the form (x - a)(x - b) , where a and b are both nonnegative integers and a > b. What is the value of 3b - a?
x^2 - 60x + 851
factor(851) = 23*37
23+37=60
(x+23)(x+37)
a=37 b=23
You can finish it.
