Cat. 5 Quickstart 5.1

• The domain is all real numbers greater than or equal to 4.

• The range is all real numbers less than 0.

• The domain is all real numbers less than or equal to 0.

• The range is all real numbers.

A part of exponential function f is graphed on the grid. Which inequality best represents the domain of the part shown?

• x > 1

• y > 1

• x > -2

• y > -2

A part of an exponential function is graphed on the grid. Which inequality best represents the domain of the part shown?

• x ≥ -2

• y ≥ 4.5

• x ≥ 4.5

• y ≥ -2

What appears to be the domain of the part of the exponential function graphed on the grid?

• -1 ≤ x ≤ 3

• -1 ≤ y ≤ 3

• 5.3 ≤ x ≤ 27

• 5.3 ≤ y ≤ 27

The population of Center City is modeled by exponential function f, where x is the number of years after the year 2015. The graph of f is shown on the grid. Which inequality best represents the range of f in this situation?

• x ≥ 0

• y ≥ 250,000

• 0 ≤ x ≤ 110

• 250,000 ≤ y ≤ 1,000,000

The graph of an exponential function is shown on the grid. Based on the graph, which statement about the function is true?

• The range is the set of all real numbers less than 0.

• The domain is the set of all real numbers greater than -4.

• The range is the set of all real numbers greater than 0.

• The domain is the set of all real numbers less than -4.

• A) The initial number of whales in the North Atlantic Ocean

• B) The decay factor of the number of whales in the North Atlantic Ocean

• C) The number of whales in the North Atlantic Ocean at the end of the first year

• D) The growth factor of the number of whales in the North Atlantic Ocean

• The insect population increased by 13 insects each month.

• The insect population decreased by 13 insects each month.

• The insect population increased at a rate of 30% each month.

• The insect population decreased at a rate of 30% each month.

• The initial balance of the account decreases at a rate of 97.5% each year.

• The balance in the account increases at a rate of 2.5% each year.

• The initial balance of the account was $1,025.

• The balance in the account at the end of one year is $850.

• The initial number of bacteria is 12.

• The initial number of bacteria decreases at a rate of 88% each day.

• The number of bacteria increases at a rate of 12% each day.

• The number of bacteria at the end of one day is 245.