SOLUTION: Which of the following quadratic equations has solutions given by, x=3+-square root9-4(2)(-5)/4

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Which of the following quadratic equations has solutions given by, x=3+-square root9-4(2)(-5)/4      Log On


   

Question 469374: Which of the following quadratic equations has solutions given by, x=3+-square root9-4(2)(-5)/4
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The values obviously come from replacements of quadratic coefficients into the quadratic formula.
2a = 4 ==> a = 2,
-b= 3 ==> b = -3, and
c = -5
==> the quadratic equation is 2x%5E2+-+3x+-+5+=+0.