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Which statements regarding the vertex of a quadratic function are true? Select all that apply.
It is the point at which the function has a minimum or a maximum.
It is the point at which the function crosses the r-axis.
It is the point at which the function crosses the y-axis.
It is the point at which the extreme value occurs.
It is the point at which the x-coordinate is zero.
It is the point at which the y-coordinate is zero.

Answer :

sqdancefan

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Answer:

  (a) It is the point at which the function has a minimum or a maximum.

  (d) It is the point at which the extreme value occurs.

Step-by-step explanation:

The vertex is, by definition, an extreme value. That value will be a minimum or a maximum, depending on the sign of the leading coefficient.

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