Parabolas Introduction

Front

What is a Parabola?

Back

The graph of a quadratic function.

Front

Does the graph of a parabola open upwards or downwards if the leading coefficient is positive?

Back

The graph opens upwards.

Front

Does the graph of a parabola open upwards or downwards if the leading coefficient is negative?

Back

The graph opens downwards.

Front

What is the vertex of a parabola?

Back

The highest or lowest point on the graph of a parabola.

Front

What is the axis of symmetry in a parabola?

Back

A vertical line that divides the parabola into two mirror-image halves.

Front

How many zeros can a parabola have?

Back

A parabola can have 0, 1, or 2 zeros.

Front

What are the x-intercepts of a parabola?

Back

The points where the graph intersects the x-axis.

Front

What is the y-intercept of a parabola?

Back

The point where the graph intersects the y-axis.

Front

What does it mean if a parabola has a minimum value?

Back

The vertex is the lowest point on the graph.

Front

What does it mean if a parabola has a maximum value?

Back

The vertex is the highest point on the graph.