More Function Types

Which type of function is this?

• Linear

• Direct Variation

• Constant

• None

• Constant

• Direct Variation

• Absolute Value

• Quadratic

• Linear

• Quadratic

• Inverse Variation

• Absolute Value

• Linear

• Quadratic

• Inverse Variation

• Absolute Value

• Linear

• Direct Variation

• Quadratic

• Constant

• Linear

• Direct Variation

• Quadratic

• Constant

What type of graph is this?

• Linear

• Direct Variation

• Inverse Variation

• Quadratic

• Constant

• Direct Variation

• Inverse Variation

• Linear

Jordan types at a constant rate of 40 words per minute. The number of words typed, y, is a function of the number of minutes spent typing, x. Which equation models this situation?

• $$y=40x$$

• $$y=x+40$$

• $$y=\frac{x}{40}$$

Which statement about the relation is correct?

• The relation is a function because each input has exactly one output.

• The relation is a function because each output has exactly one input.

• The relation is not a function because one input has more than one output.

• The relation is not a function because one output has more than one input.