Key Features of quadratic functions

Front

What is a quadratic function?

Back

Front

What is the standard form of a quadratic function?

Back

Front

What is the vertex of a parabola?

Back

The vertex of a parabola is the highest or lowest point on the graph, depending on whether it opens upwards or downwards.

Front

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

Back

Front

What is the axis of symmetry in a quadratic function?

Back

Front

What is the domain of a quadratic function?

Back

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

Front

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

Back

Front

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

Back

Front

How do you determine if a vertex is a maximum or minimum?

Back

If the parabola opens upwards, the vertex is a minimum. If it opens downwards, the vertex is a maximum.

Front

What is the formula to find the x-coordinate of the vertex?

Back