Quadratic Domain and Range

Front

What is the domain of a quadratic function?

Back

The domain of a quadratic function is all real numbers, represented as (-∞, ∞).

Front

What is the range of a quadratic function that opens upwards?

Back

The range is all real numbers greater than or equal to the minimum value of the function.

Front

What is the vertex of a parabola?

Back

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

Front

How do you find the vertex of a quadratic function in standard form?

Back

Front

What does it mean for a parabola to open upwards?

Back

Front

What does it mean for a parabola to open downwards?

Back

Front

What is the significance of the y-intercept in a quadratic function?

Back

Front

How do you determine the range of a quadratic function that opens downwards?

Back

The range is all real numbers less than or equal to the maximum value of the function.

Front

Back

Changing 'a' affects the width and direction of the parabola; larger |a| makes it narrower, while smaller |a| makes it wider.

Front

What is the axis of symmetry in a quadratic function?

Back