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3 votes
How do you determine if the vertex is a maximum or a minimum from the quadratic equation?

2 Answers

1 vote
min. looks like a U and and max is the upside version of a U
answered
User Aleli
by
8.5k points
2 votes
maximum the vertex is at the top and it curves down like a frown. minimum the vertex is at the bottom and curves up like a happy face
answered
User BlackSigma
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8.1k points

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