The graph of a function is shown.

What is the maximum value of the function?

The graph of a quadratic function is in the shape of a parabola, as shown.

parabola.

The coordinates of the vertex are (1,3).

**The maximum value of a quadratic function is the y-coordinate of the vertex.**The vertex is the turning point of theparabola.

The coordinates of the vertex are (1,3).

**The maximum value is 3.**

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