Question

expalin why 7×11×13+13 and 7×6××5×4×3×2×1+5 are composite numbers​

Answer 1

Composite Numbers

7×11×13+13

=> 1014 ( which is a comppsite number because it is divisible by 2)

7×6×5×4×3×2×1+5

==>5045 ( which is a composite number bcus it is divisble by 5 as its last digit is 5)

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