Unit 5 Mid Unit Review

Which of the following does a function have?

• Inputs

• Evidence

• Fractions

• Outputs

A function is only a function if:

• It is linear

• Each input has ONLY one output

• Each output has ONLY one input.

• A constant rate of change

A linear function has which of the following?

• Three variables in a linear relationship

• The same constant of proportionality

• A constant rate of change

• A straight line when graphed

A function can be which of the following?

• A rule

• One variable

• An expression

• A relationship between two variables

On which axis is the independent variable graphed?

• Either the x or y axis

• Y-Axis

• Z-Axis

• X-axis

On which axis is the dependent variable graphed?

• Y-axis

• X-axis

• Z-axis

• Either axis

The dependent variable is also called:

• Independent

• Output

• Input

• Co-efficient

The independent variable is also called:

• Rule

• Dependent

• Input

• Ouput

Tyler recorded what time of day it was and the temperature. Which statement below represents the relationship between these variables?

• Temperature is a function of time

• Time is a function of temperature

• Time is the dependent variable

• Temperature is the independent variable

Joey earns $15 per hour working at a furniture store. Which of the following variables would apply to this relationship?

• Days worked and amount of furniture purchased

• Money earned and days worked

• Money earned and the amount of hours worked

• Money earned and discounts received