SOLUTION: x^2+x-4

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: x^2+x-4      Log On


   

Question 70030: x^2+x-4
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
X^2+X-4=0 USING THE QUADRATIC EQUATION WE GET:
X=(-B+-SQRT[B^2-4AC])/2A
X=(-1+-SQRT1^2-4*1*-4])/2*1
X=(-1+-SQRT1+16])/2
X=(-1+-SQRT17)/2
X=(-1+-4.123)/2
X=(-1+4.123)/2
X=3.123/2
X=1.56 SOLUTION
X=(-1-4.123)/2
X=-5.123/2
X=-2.561 SOLUTION