it is of chapter of line and angles
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prime factorization for every problem is needed
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Answer:
74=2×37
86=2×43
116=2×2×29
576=2×2×2×2×2×2×3×3
1728=2×2×2×2×2×2×3×3×3
663=3×221
128=2×2×2×2×2×2×2
642=2×3×107
721=7×103
2000=2×2×2×2×5×5×5
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