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Explain why 7×11×13 +13 and 7×6×5×4×3×2×1+5 are composite number. |
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Answer» because this number can be written in the form of more than 2 factors 7*11*13+1313(7*11+1)13*7813*13*2*3Therefore, 7*11*13+13 is composite number7*6*5*4*3*2*1+55(7*6*4*3*2*1+1)5(1009)5*1009*1Therefore, 5*1009*1 is composite number. |
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