Question

the smallest number ,by whch 432 should be divided so to get the quotient as
a perfect square,is

Answer 1

we will divide it by 3

Answer 2

first do the prime factorization
you get 2*2*2*2*3*3*3
pair it
you find that 3 is not in pair 
so the answer is 3
when you divide 432 by 3 you get 144  which is a perfect square

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