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Real Numbers

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If $straight P over straight q$ is a terminating decimal what can you say about q?
q must be in the form 2ⁿ. 5^m
q must be in the form 5^m
q must be in the form 2ⁿ
q must be in the form 2ⁿ.5^m; where n and m are non-negative integers.

Solution

D.

q must be in the form 2ⁿ.5^m; where n and m are non-negative integers.

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