Question

3. Find the smallest number by 768 which the following numbers be multiplied to obtain a perfect square

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Answer 1

Answer:

3 is the smallest number by which 768 should be multiplied to obtain a perfect square

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Answer 2

ANSWER:

Here, 2 are in pair, but 3 needs a pair to make 768 a perfect square. So, 768 needs to be multiplied by 3 to become a perfect square. Therefore, the number 768 has 5 pairs of equal prime factors . And the square root of the new number is √2304=48

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