Exponential Growth and Decay

Which inequality best represents the domain of the part shown?

• The interest the savings account earned for the first year.

• The annual interest rate of the savings account.

• The number of years the savings account has earned interest.

• The starting balance of the savings account.

Based on the table, which function represents the same relationship?

Mathematical Equivalence

OFF

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Which statement is the best interpretation of one of the values in this function?

• 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.