" Explain why "3times5times7+7" is a comporito numby "

Explain why 3 xx 5 xx 7 +7 is a composite number.

Explain why 3 xx 5 xx 7 +7 is a composite number.

Explain why 3 xx 5xx 7 xx + 7 is a composite number

Explain why 3xx5xx7+7 is a composite number.

Explain why (7 times 11 times 13)+13 " and " (7 times 6 times 5 times 4 times 3 times 2 times 1)+5 are composite numbers.

Explain Why 7times11times13times+13 and 7times6times5times4times3times2times1times+5 are composite number.

Solve: 5/7 times 5/7 times 5/7 times 5/7

Evaluate : 5/7 times 5/7 times 5/7 times 5/7

Verify (3times7) times5=3times(7times5)