Identifying Quadratic Linear and Constant Terms in a Function

Which student represents a Quadratic Function?

• Beth

• Maria

• Tracy

• None of the above

What type of function describes the story below?

• Linear because this has a constant rate of change.

• Exponential because this grows at a constant percent rate

• Quadratic because this is an area model.

When the 2nd differences are constant, the relationship is _________________.

• linear

• quadratic

• exponential

• linaer

What is the degree of the expression 2x² - 5?

• 1

• 2

• 3

• 5

If f(x) = 2x²- 5x, then f(1) = -3. What is the input described in f(1) = -3?

• -3

• 1

• f

• y

Quadratic functions have a degree of ___________?

• 1

• 2

• 3

• 4

This graph depicts a ________________ relationship.

• linear

• quadratic

• exponential

• quartic

This term of a polynomial expression has a degree of 0, or no variable affecting it.

• Constant

• Linear

• Quadratic

• Coefficient

Which of the following equations represents the "general" standard form of a quadratic (2nd degree) equation?

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b