Question

what is square root of 144?
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Answer 1

Prime factors of 144

144 = 2x2x2x2x3x3

Therefore, if we take the square root on both the sides, we get;

√144 = √(2x2x2x2x3x3)

As we can see here, there are two pairs of 2 and one pair of 3. Hence,

√144 = 2x2x3

√144 = 12

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