Quadratic Vocabulary

What is the term for the y-value where the parabola intersects the y-axis?

• Y-intercept

• X-intercept

• Vertex

• Focus

All possible y-values

• Domain

• Range

• Function

• Set of Inputs

How many solutions does this graph have?

• One

• Two

• Three

• Four

What is the highest or lowest point of a parabola called?

• Vertex

• Focus

• Axis

• Directrix

What is the shape of the graph of a quadratic function?

• Circle

• Square

• Parabola

• Triangle

What does it mean if a quadratic equation has no real solutions?

• The parabola does not intersect the x-axis.

• The parabola opens upwards.

• The parabola has two distinct real roots.

• The parabola is a straight line.

All possible x-values

• Range

• Domain

• Function

• Set

What is the quadratic formula used to find the roots of a quadratic equation?

• x = (-b ± √(b² - 4ac)) / (2a)

• x = (b ± √(b² + 4ac)) / (2a)

• x = (-b ± √(b² + 4ac)) / (2a)

• x = (b ± √(b² - 4ac)) / (2a)

What is the term for the x-value(s) where the parabola intersects the x-axis?

• X-intercepts

• Y-intercepts

• Vertex

• Focus

The vertex of the given quadratic function is at its minimum. True or False?

• True

• False

• It depends on the coefficients

• The vertex is always at the maximum