Explain why and are composite numbers.

MATHEMATICS · Subjective · CBSE · Mathematics · Real Numbers · Real Numbers

Problem

6. Explain why 7×11×13+137 \times 11 \times 13+13 and 7×6×5×4×3×2×1+57 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1+5 are composite numbers.

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