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OpenStudy (anonymous):
Determine whether the graph of y = −3x2 + 2x − 8 opens up or down and whether it has a maximum or minimum point. Up; Minimum Up; Maximum Down; Minimum Down; Maximum
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OpenStudy (anonymous):
Down; Maximum
OpenStudy (anonymous):
since the a there is negative then the parabola is facing downwards. Now in a parabola facing downwards, the values of y decreases as we go along its graph. So it could only have a maximum point since the value of y decreases infinitely so that there will be no definite minimum point
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