HW 2.1 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 a perfect square trinomial?

Back

Front

How do you complete the square for a quadratic expression?

Back

Front

What is the significance of the coefficient 'a' in a quadratic function?

Back

The coefficient 'a' determines the direction of the parabola: if 'a' is positive, the parabola opens upwards; if 'a' is negative, it opens downwards.

Front

What is the formula for the quadratic formula?

Back

Front

What does the discriminant tell us about a quadratic equation?

Back