Graphing Quadratics in Vertex Form

Front

What is the vertex form of a quadratic equation?

Back

Front

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

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 in vertex form when a > 0?

Back

Front

What is the range of a quadratic function in vertex form when a < 0?

Back

Front

How do you find the y-intercept of a quadratic function?

Back

Front

Back

The y-intercept is (0, 22).

Front

How do you find the x-intercepts of a quadratic function?

Back

Front

Back

The x-intercepts are (-5, 0) and (-3, 0).

Front

What does the 'a' value in vertex form indicate about the parabola?

Back

The 'a' value indicates the direction of the parabola: if a > 0, it opens upwards; if a < 0, it opens downwards.