Domain and Range Final Prep

Front

What is the domain of a relation?

Back

The set of all x-values.

Front

What is the domain of the function graphed?

Back

All real numbers.

Front

Given the ordered pairs {(1,3), (5,15), (2,6), (4,12), (3,9)}, what are the range values from least to greatest?

Back

{3, 6, 9, 12, 15}

Front

The ________ of this graph is {1,3,4,5,6}.

Back

Range.

Front

What is the RANGE of this graph? -7

Back

-3≤y<1.

Front

Define 'domain' in the context of functions.

Back

The set of all possible input values (x-values) for a function.

Front

Define 'range' in the context of functions.

Back

The set of all possible output values (y-values) for a function.

Front

What does it mean if a function has a domain of all real numbers?

Back

It means that any real number can be used as an input for the function.

Front

How do you find the range of a function from its graph?

Back

Identify the lowest and highest y-values that the graph reaches.

Front

What is the domain of the function f(x) = √(x-1)?

Back

x ≥ 1.