Question

AUK
Explain why 7 x 11 x 13+13 and 7 x 6 x 5 x 4 x 3 x 2 x 1 +Sare composite numbers.
utor to drive one round​

Answer 1

Answer:

yes it is a composite number (having more than two as it's factor

Step-by-step explanation:

(1)=(7×11×13)+13

=13(7×11×1)+1

=13×(77+1)

=11×78

(2)=similarly ,7×6×5×4×3×2×1 is a composite number