Chapter 9 review

Front

What is a quadratic equation?

Back

Front

What does it mean for a quadratic equation to be in factored form?

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 vertical shift of a quadratic function?

Back

Front

What is the domain of a quadratic function?

Back

The domain of a quadratic function is all real numbers, as there are no restrictions on the values that x can take.

Front

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

Back

The range of a downward-opening quadratic function is from negative infinity to the y-coordinate of the vertex.

Front

What are the roots of a quadratic equation?

Back

The roots of a quadratic equation are the values of x that make the equation equal to zero, also known as the solutions.

Front

How can you determine the number of roots a quadratic equation has?

Back

Front

What is the standard form of a quadratic equation?

Back

Front

What does it mean for a graph to have no solutions?

Back

A graph has no solutions when it does not intersect the x-axis, indicating that the quadratic equation has no real roots.