Graphing Quadratic Inequalities

Front

Solutions are in the ___________ area.

Back

shaded

Front

What are the zeros of the quadratic function y = x^2 - 1?

Back

x = -1, 1

Front

Which point is a solution to the inequality y < x^2?

Back

(0, 0)

Front

Is the point (2, 1) a solution to the inequality y > x^2?

Back

No

Front

Which point is a solution to the inequality y > x^2?

Back

(1, 1)

Front

What is a quadratic inequality?

Back

An inequality that involves a quadratic expression, such as y < ax^2 + bx + c.

Front

What does the vertex of a parabola represent in a quadratic inequality?

Back

The highest or lowest point of the parabola, depending on its orientation.

Front

How do you determine the shaded region for a quadratic inequality?

Back

By testing a point not on the boundary to see if it satisfies the inequality.

Front

What is the axis of symmetry in a quadratic function?

Back

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

Front

What does it mean if a point lies on the boundary of a quadratic inequality?

Back

It satisfies the corresponding quadratic equation but may not satisfy the inequality.