Real-World Domain and Range

Front

What are all of the y values or outputs in a function called?

Back

Range

Front

In the function d(h) = 2100 - 70h, what is the range of possible values for d?

Back

The range can be any positive real number (including decimals) up to 2100.

Front

What is the range of a function that measures distance in miles from a recreation center after riding a bike for x minutes, if the maximum distance is 9 miles?

Back

All real numbers greater than or equal to 0 and less than or equal to 9.

Front

In the function h(t) = -8t^2 + 50t, what does the variable t represent?

Back

Number of seconds that have passed since the ball bounced off the ground.

Front

How can you determine how long Pedro's trip to Nevada will take using the function d(h) = 2100 - 70h?

Back

Set the distance = 0 and solve for h; the answer is 30 hours.

Front

What is the definition of 'domain' in a function?

Back

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

Front

What is the definition of 'range' in a function?

Back

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

Front

If a function's output is limited to positive values, what can be said about its range?

Back

The range consists of all positive real numbers.

Front

What does it mean if a function has a maximum value?

Back

It means there is a highest output value that the function can reach.

Front

In the context of a graph, what does the y-axis typically represent?

Back

The output values or range of the function.