SOLUTION: Can you give me an example of a parabola equation with the vertex of (2,1) and opens descendingly?

Question 1032370: Can you give me an example of a parabola equation with the vertex of (2,1) and opens descendingly?

Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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Can you give me an example of a parabola equation with the vertex of (2,1) and opens descendingly?
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Parabola opened downward: = .

Figure. Parabola =

Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
"Opens descendingly" is poor for the description. Do you want the vertex as a minimum or as a maximum?

The vertex is a minimum for , but a maximum for .
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