find square root using prime factorization method.. a).729and B) 400 plzz answer very argent guys
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Prime factorisation of
729 - 3 × 3 × 7 × 7
√q 729 = √3×3×3×3×3×3
√729 = √9×9
√729 = 9
400 = 2 × 2 × 2 × 2 × 5 × 5
= √ 2 × 2 × 2 × 2 × 5 × 5
√400 = 20
729 - 3 × 3 × 7 × 7
√q 729 = √3×3×3×3×3×3
√729 = √9×9
√729 = 9
400 = 2 × 2 × 2 × 2 × 5 × 5
= √ 2 × 2 × 2 × 2 × 5 × 5
√400 = 20
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