Question

find the least perfect square, which is divisible by each of 22, 36 and66.pls help

Answer 1

Step-by-step explanation:

The least perfect square, which is divisible by each of 21, 36 and 66 is:

213444

Solution(By Examveda Team)

L.C.M. of 21, 36, 66 = 2772.

Now, 2772 = 2 x 2 x 3 x 3 x 7 x 11

To make it a perfect square, it must be multiplied by 7 x 11.

So, required number

= 22 x 32 x 72 x 112

= 213444

Answer 2

L.C.M. of 21, 36, 66 = 2772.

Now, 2772 = 2 x 2 x 3 x 3 x 7 x 11

To make it a perfect square, it must be multiplied by 7 x 11.

So, required number = 22 x 32 x 72 x 112 = 213444