What can you say about the prime factorisations of the denominators of the following rationals :
$34.12345$

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Solution

Since $34.12345$ has terminating decimal expansion. So, its denominator is of the form $2^{m} \times 5^{n},$ where $m, n$ are non-negative integers.

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What can you say about the prime factorisations of the denominators of the following rationals :34.12345

Since 34.12345 has terminating decimal expansion. So, its denominator is of the form 2m×5n, where m, n are non-negative integers.

What can you say about the prime factorisations of the denominators of the following rationals :
$34.12345$

Since $34.12345$ has terminating decimal expansion. So, its denominator is of the form $2^{m} \times 5^{n},$ where $m, n$ are non-negative integers.