Question

Explain why 7x11x13+3 and 7x6x5x4x3x2x1+5 are composite numbers

Answer 1

Answer:

because it all over sum is not a composite number.

Step-by-step explanation:

• 7*11*13+3

77*13+3

1001+3

1004

it is composite number.

• 7*6*5*4*3*2*1+5

42*120+5

5040+5

5045

it is also composite number.