SOLUTION: I cant figure out how to solve the problem X2 + 9x + 3 = 0. I was told i need to use the quadratic formula though. Any help would be greatly appreciated.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: I cant figure out how to solve the problem X2 + 9x + 3 = 0. I was told i need to use the quadratic formula though. Any help would be greatly appreciated.      Log On


   

Question 63527: I cant figure out how to solve the problem X2 + 9x + 3 = 0.
I was told i need to use the quadratic formula though. Any help would be greatly appreciated.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
X^2+9X+3=0 THE QUADRATIC EQUATION IS
X=(-B+-SQRT[B^2-4AC])/2A
X=(-9+-SQRT[81-4*1*3])/2*1
X=(-9+-SQRT[81-12])/2
X=(-9+-SQRT69)/2
X=(-9+-8.3)/2
X=(-9+8.3)/2
X=-.7/2
X=-.35 SOLUTION
X=(-9-8.3)/2
X=-17.3/2
X=8.65 SOLUTION