Quadratic Graphs Vocabulary

Front

What is the standard form of a quadratic equation?

Back

Front

What does the term 'x-intercept' refer to in a quadratic graph?

Back

The x-intercept is the point where the parabola crosses the x-axis.

Front

Back

Increasing 'a' makes the parabola narrower.

Front

What is the domain of any parabola?

Back

Front

What is the vertex form of a quadratic equation?

Back

Front

What does the term 'range' refer to in a quadratic graph?

Back

The range is the set of possible output values (y-values) of the quadratic function.

Front

How do you find the vertex of a parabola given in standard form?

Back

Front

What is the significance of the 'k' value in the vertex form of a quadratic equation?

Back

The 'k' value represents the y-coordinate of the vertex and indicates vertical shifts.

Front

What is the relationship between the coefficients and the shape of the parabola?

Back

The coefficient 'a' determines the direction (upward or downward) and the width of the parabola.

Front

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

Back

It means the parabola does not intersect the x-axis, indicating the discriminant is negative.