Question

Explain why 7×11×13+137×11×13+13 and 7×6×5×4×3×2×1+57×6×5×4×3×2×1+5 are composite numbers.​

Answer 1

Answer:

Because the product of 7*11*13+137*11*13+13and 7*6*5*4*3*2*1+57*6*5*4*3*2*1+5 is prime numbers so we say that it is composite numbers