Function Notation in Tables

What does H(5) =18 mean in the context of the problem?

• The height of the plant after 5 weeks is 18 inches

• The height of the plant after 18 weeks is 5 inches

• The height of the plant is 5 inches after 18 weeks

• The height of the plant is dependent on the week it was planted

Given this table of the function f(x), what is the independent variable?

• Number of weeks

• Pounds of soil

Given this table of the function f(x), what is the dependent variable?

• Number of weeks

• Pounds of soil

Given this table of the function f(x), find x when f(x)=15 and explain what it means in context.

• f(1) = 15 means the farmer increases his soli by 15%

• f(15) = 1 means after 15 weeks the farmer has 1 pound of soil.

• f(1) = 15 means after 1 week the farmer has 16 pounds of soil.

• f(1) = 15 means after 1 week the farmer has 15 pounds of soil.

• A

• B

• C

• D

Is this a function or not?

• Function

• Not a Function

Is this table a function or not a function? 

• Function

• Not a Function

Is this table a function or not a function? 

• Function

• Not a Function

Is the following a function?

• YES

• NO

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above