SOLUTION: Determine whether there is a maximum or minimum value for the given function, and find that value. f(x) = x2 + 8x + 13

Question 316856: Determine whether there is a maximum or minimum value for the given function, and find that value.
f(x) = x2 + 8x + 13
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!

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Since the coefficient associated with the term is POSITIVE (think "happy face"), we KNOW that it is a parabola that opens upwards -- therefore there will be a MINIMUM.
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The minimum then corresponds to the "vertex".
Axis of symmetry:
x = -b/(2a) = -8/2 = -4
.

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