Explain why 7x11x13+13 and 7x6x5x4x3x2x1+5 are
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Answer:
17×11+×13+13=1,014
7×6×5×4×3×2×1+5=5,045
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Given numbers are
17x11x13+13 and 7x6x5x3x2x1+5
=13(11x13+1) and 5(7x5x4x3x2x1+1)
=13K and 5L,where K=78 and L=1009
As the given numbers can be written as the product of two numbers,they are composite.
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