SOLUTION: Solve this quadratic equation using the quadratic formula. 3x2 + 5x + 1 = 0

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Question 576378: Solve this quadratic equation using the quadratic formula.
3x2 + 5x + 1 = 0

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
3x2 + 5x + 1 = 0
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Solved by pluggable solver: SOLVE quadratic equation (work shown, graph etc)
Quadratic equation (in our case ) has the following solutons:



For these solutions to exist, the discriminant should not be a negative number.

First, we need to compute the discriminant : .

Discriminant d=13 is greater than zero. That means that there are two solutions: .




Quadratic expression can be factored:

Again, the answer is: -0.232408120756002, -1.43425854591066. Here's your graph:

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