Is 2352 a perfect square? If not, find the smallest multiple of 2352 which is a perfect square. Find the square root of the new number. [4 MARKS]
Concept : 1 Mark
Prime factorisation : 2 Marks
Conclusion : 1 Mark
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2352=2×2×2×2×3×7×7
As the prime factor 3 has no pair, 2352 is not a perfect square.
If 3 gets a pair then the number will become perfect square.
So, we multiply 2352 by 3 to get,
2352×3=2×2×2×2×3×3×7×7
∴2352×3=7056 is a perfect square.
Thus, the required smallest multiple of 2352 is 7056 which is a perfect square.
√7056=2×2×3×7=84