Find the smallest no. By which 135 should be divided to obtain a perfect cube
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it is your answer ....
given......
no. is 135
so.....
prime factorisation.of 135
=5×3×3×3
= 5×27
here 27 is prefect cube ..
so.....
if 135 is divided by then
we get 27 and
27 is prefect cube..
so.....
the smallest no...
is 5
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