Question

if 278÷2powerm×m a terminating decimal expansion and m is a positive intiger such that 2

Answer 1

Given
278/2^m×m
if m= 2

Then,
278/2^2×2

It implies that the denominator is in the former of 2^n × 5^m

So, it is a terminating decimal expansion.

Hope this helps you.
please mark this answer as brainlieast answer.
thanks