Question

explain why
$7 \times 11 \times 13 + 13 \: and \: 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1 + 5$
are composit numbers

Answer 1

$\huge\underline{\mathcal{ANSWER}}$

These two are composite numbers because they have a common factor 13 in 1st and 5 in 2nd.

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Answer 2

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