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OpenStudy (anonymous):
Determine whether the graph of y = −2x2 + 7x − 10 opens up or down and whether it has a maximum or minimum point.
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OpenStudy (anonymous):
It opens down and has a minimum, right?
OpenStudy (anonymous):
opens down
OpenStudy (anonymous):
since it opens down, it has a maximum
jimthompson5910 (jim_thompson5910):
A picture (doesn't matter if it's accurate) usually helps if you can't see it |dw:1368550461036:dw|
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