SOLUTION: f(x)=-2x^2+5x+2 find the min and max values

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Question 982828: f(x)=-2x^2+5x+2
find the min and max values
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Parabola with vertex as a maximum. No minimum.

Study and use what is found here for Completing the Square to find the vertex:
http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev
The lesson includes Completing The Square.

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=-2x^2+5x+2
find the min and max values
This has a max values (a < 0)

Max value is at highlight_green%28f%28x%29_or_f%28-+b%2F%282a%29%29%29, since x+=+-+b%2F%282a%29