Math, asked by abedhashimi1558, 10 months ago

Explain why 7 11 13 + 13 and 7 6 5 4 3 2 1 + 5 are compositenumbers

Answers

Answered by tanushri42
20

Answer:

7×11×13+13 =13(7×11+1)=13×78

therefore since it can be expressed as product of two numbers they are composite numbers.

7×6×5×4×3×2×1+5= 5(7×6×1×4×3×2×1+1) =5×1009

therefore since it can be expressed as product of two numbers, they are composite numbers.

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