Question

find the smallest number by which 2178 multiply to get p square
please tell me fast ....
than I will mark brain list
to him or her ​

Answer 1

2178=2×3×3×11×11

We know that

By pairing the same kind of factors, one factors 2 is left unpaired.

So to make it a pair we must multiply it by 2

Required least number =2

Square root of 2178×2=4356

Here

2×3×11=66