Question

find the least square number which is exactly divided by 12 15 and 18​

Answer 1

Answer:

5

Step-by-step explanation:

L.C.M. of 12 15 18 = 180. Now 180 = 2 * 2 * 3 * 3 *5 = 22 * 32 * 5. To make it a perfect square it must be multiplied by 5. Required number = 22 * 32 * 52 = 900.

Answer 2

Answer:

Lcm of 12, 15, 18 = 180.

180 = 2×2×3×3×5.

To make it a perfect square, it needs to be multiplied by 5.

So, the least square number which is exactly divided by 12 15 and 18 is 180×5 = 900.

Hope it helps you. ☺