Math, asked by narsimhulumalligari, 7 months ago

explain why 7×11×13+13 is composite number

Answers

Answered by Anonymous

1

composite number can be expressed as product of primes

takeing 13 commen

13(7x11x1+1)

13(77+1)

13x78

prime factoring 78

13x2x3x13

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