Question

What is the lcm of 9 , 81 , 27​

Answer 1

Answer:

9=3×3

81=3×3×3×3

27=3×3×3

LCM of 9,81,27 is 81

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Answer 2

Given,

The LCM of  $9,81,27$

We have to find the LCM of given numbers

LCM (Least common multiple) : The smallest common multiple of two or more numbers.

First we have to find the prime factors of given numbers

After that we have to write the smallest common multiple of given numbers

$9=3\times3$

$81=3\times3\times3\times3$

$27=3\times3\times3$

LCM of $9,81,27=81$

Therefore, LCM of $9,81,27$ is $81$.