Domain and Range of Radical Functions

What is the Range of this graph?

If it is all real numbers type: ARN

What is the domain of this graph?

If it is all real numbers type: ARN

Mathematical Equivalence

ON

Range refers to

• x values

• y values

• how far you can run

• a group of mountains

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Identify the domain and range of the cube root function.

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Find the domain and range of the function
Hint:  Use a scratch graph to help you visualize things. 

• Domain: (-∞, ∞)  Range: [-∞, 4]

• Domain: [1, ∞)  Range: (-∞, 4]

• Domain: [-1. ∞) Range: [4, ∞) 

• Domain: [4, ∞) Range: [-1,∞) 

Identify the Range

• (- ∞, -2 ]

• [ -2, ∞ )

• All Real Numbers

• [ 0, ∞)

What is the domain of the function in this graph?

• (-infinity, 3]

• [3, inifinity)

• (-infinity, 0]

• [0, infinity)