Question

7. Without actually performing the long division, state whether the following rational number will have a terminating decimal expansion or a

7^3​

Answer 1

Answer:

Note: If the denominator has only factors of 2 and 5 or in the form of 2m ×5n then it has terminating decimal expansion.

If the denominator has factors other than 2 and 5 then it has a non-terminating decimal expansion.

Step-by-step explanation:

7^3

expressed as a decimal fraction is a repeating decimal with a fairly long (7 digit) pattern before repeating (you can verify this by long division