explain why 2×5×7+7 and 5×4×3×2×1+5 are composite number
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7 (10+1)=7×11
5 (24+1)=5×25=5×5×5
these both are composite numbers because composite numbers are multiple of two or more prime number
5 (24+1)=5×25=5×5×5
these both are composite numbers because composite numbers are multiple of two or more prime number
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