Question

Explain why 7x11x13 +13
are composite number​

Answer 1

Step-by-step explanation:

Because 7×11×13+13=13(7×11+1)

• 13×78
• =13×13×2×3

It has 3 factors.So that it is a composite number.

Answer 2

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it is Because 7×11×13+13=13(7×11+1)

13×78

=13×13×2×3

It has 3 factors.So that it is a composite number.