Discrete and Continuous Functions with Domain and Range

In discrete functions, the x-values... (a)  

• Can be all numbers
• Can only be whole numbers
• Can only be decimals
• Can be fractions

Tags

AI.9.2.A

In continuous functions, the x-values...

• Can be all numbers
• Can be whole numbers

• Can be decimals

• Can be fractions

Tags

AI.9.2.A

When graphing a discrete function... (a)  

• Do not connect the dots
• Connect the dots
• You can't graph discrete functions
• There is no such thing as a discrete function

Tags

AI.9.2.A

When graphing a continuous function...

• Do not connect the dots
• Connect the dots
• You can't graph continuous functions
• There is no such thing as a continuous function

Tags

AI.9.2.A

For the function {(0,1), (1,-3), (2,-4), (-4,1)},

The domain is (a)   .

The range is ​ (b)   .

• {1, -3, -4,}
• {-4, 0, 1, 2}
• {0, 1, 2, 3, 4}
• {-4, -3, 1}
• {0, 1, 2, -4}
• {-4, -3, 1, 1}

Tags

AI.9.2.A

All of the names associated with the y-axis are:

(Select all that apply)

• Domain
• Range
• outputs

• dependent variable

• inputs

Tags

AI.9.2.A

All of the names associated with the x-axis are called:
(Select all that apply)

• Domain
• Range
• inputs

• Independent variable

• Dependent variable

Tags

AI.9.2.A

Based on the given mapping:

Does this represent a function? ​ (a)  

What are the elements in the domain?

(b)  

What are the elements in the range?​ (c)   ​

• {-2, 0, 1, 3}
• {-3, 1, 3, 4}
• {-3, -2, 0, 1, 3, 4}

• {1, 3}

• no
• yes

Tags

AI.9.2.A

What is the range?

• {-3, -1, 2, 4}
• {0, 4, 7} 
• {0, 4, 4, 7}
• {7, 4, 0}

Tags

AI.9.2.A

What type of data is represented by the graph? ​ (a)  

Explain. ​ (b)  

• discrete
• The points are not connected.
• continuous
• The x value of 2 repeats.
• It is not a straight line.

Tags

AI.9.2.A