SOLUTION: Need help solving this quadratic equation -.01x^2 +30x

SOLUTION: Need help solving this quadratic equation -.01x^2 +30x - 3500 =0 Thanks

Question 440253: Need help solving this quadratic equation
-.01x^2 +30x - 3500 =0
Thanks
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
-.01x2+30x-3500=0
-x2+3000x-350000=0
0=x2-3000x+350000

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=7600000 is greater than zero. That means that there are two solutions: .

Quadratic expression can be factored:

Again, the answer is: 2878.40487520902, 121.595124790978. Here's your graph:

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