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In Mathematics / High School | 2014-04-11

A function is created to represent the balance on a credit card each month. What restrictions would be made to the range?

A) The range would only include integers.
B) The range would only include positive integers.
C) The range would only include negative integers.
D) The range would include all real numbers.

Please support your answer with an example.

Asked by SamSmith

Answer (3)

It could include all real numbers, really. If you have +$130 you could use them to pay for something. If you have -$27.5 you need to pay this sum to the bank, since you overused your credit.

Answered by Anonymous | 2024-06-10

D)The range would include all real numbers. ;

Answered by isyllus | 2024-06-11

The range of the function representing the balance on a credit card each month would mainly include positive integers. However, since balances can also be negative due to debt, it can range through both positive and negative integers. Thus, the most accurate option reflecting typical credit card activity would be option B, focusing on usable (positive) balances.
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Answered by isyllus | 2024-08-29