SOLUTION: 3p^2-7p-40

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Question 580632: 3p^2-7p-40
Found 2 solutions by dfrazzetto, Alan3354:
Answer by dfrazzetto(283)   (Show Source): You can put this solution on YOUR website!
3p^2-7p-40
Solved by pluggable solver: SOLVE quadratic equation with variable
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=529 is greater than zero. That means that there are two solutions: .




Quadratic expression can be factored:

Again, the answer is: 5, -2.66666666666667. Here's your graph:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
3p^2-7p-40
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