Quadratic Functions Vocabulary

Front

The point in which a graph hits the x-axis is known as the _____

Back

Solution, x-intercept, Root, All answers are correct.

Front

Identify the vertex and whether the graph opens up or down: (-1, 4); opens up, (-1, 4); opens down, (1, 4); opens up, (1, 4); opens down

Back

(1, 4); opens down.

Front

What is the range of the graph?

Back

y ≥ -1.

Front

True or false: The solution, root, x-intercept, and zero of a problem are all the same thing.

Back

True.

Front

The line through the parabola so that each side is a mirror image is called the _____

Back

Axis of Symmetry.

Front

What is a quadratic function?

Back

A function that can be expressed in the form f(x) = ax² + bx + c, where a, b, and c are constants and a ≠ 0.

Front

What is the standard form of a quadratic function?

Back

f(x) = ax² + bx + c.

Front

What does the vertex of a parabola represent?

Back

The highest or lowest point of the graph, depending on whether it opens up or down.

Front

What is the axis of symmetry for the quadratic function f(x) = ax² + bx + c?

Back

x = -b/(2a).

Front

What is the maximum value of a quadratic function?

Back

The y-coordinate of the vertex if the parabola opens down.