Unit 2 Review

Front

What is the range of a situation where Frank can buy rice at $0.53 per pound with $33?

Back

0 < y < 33

Front

What is the range of the function f(x) if 1 < f(x) < 5?

Back

1 < f(x) < 5

Front

If Hector's service club wraps between 25 and 30 presents, what is the domain of this situation?

Back

{25, 26, 27, 28, 29, 30}

Front

If Hector's service club wraps between 25 and 30 presents, what is the range of the money earned if y = 3x?

Back

{75, 78, 81, 84, 87, 90}

Front

Leslie's car travels 25 miles per gallon and needs 14 gallons to be full. What is a reasonable domain for the gallons of gas?

Back

0 ≤ x ≤ 14

Front

Define 'domain' in the context of a function.

Back

The domain is the set of all possible input values (x-values) for which the function is defined.

Front

Define 'range' in the context of a function.

Back

The range is the set of all possible output values (y-values) that a function can produce.

Front

What does the notation 0 < y < 33 represent?

Back

It represents that y is greater than 0 and less than 33.

Front

What does the notation 25 ≤ x ≤ 30 represent?

Back

It indicates that x can take any value from 25 to 30, inclusive.

Front

How do you calculate the total money earned if the function is y = 3x and x is the number of presents wrapped?

Back

Multiply the number of presents (x) by 3 to find the total money earned (y).