Explain why 7 x 11 x 13 + 13 and 7 x 6* 5 * 4x 3 2 x 1 +5 are composite number. prove that guys with explanation
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Step-by-step explanation:
We can see given numbers have more than two factors (other than 1 and number itself). So, 7×6×5×4×3×2×1+5 number is a composite number. So, it's proved 7×11×13+13 and 7×6×5×4×3×2×1+5 are composite numbers.
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