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Question

Question 5 (i)
For the following number, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also, find the square root of the square number so obtained:

252


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Solution

252=2×2×3×3×7

Here, prime factor 7 has no pair. Therefore 252 must be multiplied by 7 to make it a perfect square.

252×7=1764
And 1764=2×3×7=42

252×7=1764
And 1764=2×3×7=4222522126363321771


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