SOLUTION: x^2+4x+3=0

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: x^2+4x+3=0       Log On


   

Question 1030421: x^2+4x+3=0
Found 2 solutions by ikleyn, fractalier:
Answer by ikleyn(52803) About Me  (Show Source):
You can put this solution on YOUR website!
.
Apply the quadratic formula. 

See the lessons 

    - PROOF of quadratic formula by completing the square 

    - Introduction into Quadratic Equations 

in this site.



Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
We can solve this easily by factoring...
x%5E2+%2B+4x+%2B+3+=+0
%28x+%2B+1%29%28x+%2B+3%29+=+0
so that
x = -1 or x = -3