5.1 Modeling Data with Quadratic Functions

Question 1

Quadratic Function

Answer 1

Is a function that can be written in the standard form f(x) ax 2 + bx + c where a does not equal 0. The domain of a quadratic function is all real numbers.

Question 2

Parabola

Answer 2

The graph of a quadratic function is parabola.

Question 3

Axis of Symmetry

Answer 3

Is the line that divides a parabola into two parts that are mirror images.

Question 4

Vertex of Parabola

Answer 4

Is the point at which the parabola intersects the axis of symmetry.

Question 5

Standard Form of a Quadratic Function

Answer 5

f(x) = ax 2 + bx + c