Review Lesson 3-2 and Lesson 3-3

Is this graph continuous or discrete?

• Continuous

• Discrete

Is this graph continuous or discrete?

• Continuous

• Discrete

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Evaluate f(-2) if f(x) = x+3

• -1
• 1
• 5
• -5

Is this function linear or nonlinear?

• Linear function

• Nonlinear function