Question

find the smallest number by which 2925 must be divided so that it become perfect square also find square root

Answer 1

by taking lcm of 2925 u will get 3×3×5×5×3
3 is unpaired so,
we must divide 3 from 2925 to make it perfect square..
hope it will help u

Answer 2

2925

L.C.M= 3 | 2925

3 | 975

5 | 325

5 | 65

13 | 13

| 1

2925 = 3 x 3 x 5 x 5 x 13

Thus, 2925 must be divided by 13 to get a perfect square.

Let's see

2925 / 13 = 225

L.C.M =

3 | 225

3 | 75

5 | 25

5 | 5

| 1

Therefore, 2925 = 3 x 3 x 5 x 5

= 3 x 5

Ans = 15