Find the factors of 48 and 128 by prime factorization
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1.
√48
48 is not a perfect square .
√2×2×2×2×3
2 has 2 pairs but 3 have not any pair so 48 is not. a perfect square
2. √128
128 is not a perfect square.
√2×2×2×2×2×2×2
there is three pairs of two but one 2 have not any pair so 128 is not a perfect square
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