SOLUTION: For each quadratic function, first a, b and c. then, write whether the graph of the function opens upward or downward and whether the function has a minimum or a maximum y=2xsqua
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Question 170862: For each quadratic function, first a, b and c. then, write whether the graph of the function opens upward or downward and whether the function has a minimum or a maximum y=2xsquared-3x+1
Found 2 solutions by jim_thompson5910, Mathtut:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Notice we have a quadratic equation in the form of where , , and
Since (ie "a" is positive), this tells us that the parabola opens upward and the function has a minimum.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
a=2
b=-3
c=1
:
since a is positive this opens upward and has a minimum
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