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OpenStudy (anonymous):
d the vertex of f(x) = x² + 8x + 3 and state whether it is a maximum or minimum point. Answer a. (-13, 4); minimum b. (-13, -4); maximum c. (4, -13); maximum d. (-4, -13); minimum
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OpenStudy (anonymous):
Find the vertex
OpenStudy (anonymous):
The formula for finding the x value of the vertex is -b/2a=x. For your equation, b=8 and a=1 After you calculate x, plug it into your equation to find y.
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