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

asked Aug 8, 2021 86.4k views

3 votes

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1 vote

min. looks like a U and and max is the upside version of a U

Aleli answered Aug 9, 2021

by Aleli

5.3k 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

BlackSigma answered Aug 14, 2021

5.2k points

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