Question

find the smallest number by which 786 must be multiplied to get perfect square number​

Answer 1

Answer:

768= 2×2×2×2×2×2×2×2×3

Here, 2 are in pair, but 3 need a pair to make 768 a perfect square.

So, 768 needs to be multiplied by 3 to become a perfect square.

Hence answer=3

Square number = 768×3=2304

Square root of 2304= 48

Hope it will help you.