Question

How do you solve x^2-5x-69=0?

Answer 1

use quadratic formula

Answer 2

or complete the square method

Answer 3

How do I complete the square

Answer 4

x^2-5x=69
x^2-5x+(5/2)^2-(5/2)^2=69
(x-5/2)^2=69+25/4
(x-5/2)^2=301/4
x-5/2=+/- sqrt(301/4)
x=5/2 +/- sqrt(301)/2

Answer 5

kcbrosell, would you click on the blue Good Answer to thank Docworker and Luis for their work!

Answer 6

I'm getting annoyed, Doc! You are running left and right for "nada"!