find the smallest number by which each of the given number must be multiplied so that the product is a perfect square. i). 432 ii). 21952
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Answer:432
A-432
= 2 × 2 × 2 × 2 × 3 × 3 × 3
=multiply 432 with 3 to get a perfect square
=432 × 3 = 1296
=1296 is perfect square of 36
B-21952
= 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 7
multiply 21952 with 7 to get a perfect square
21952 × 7 = 153,664
153664 is a perfect square of 392
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