explain why 3 x 5 x 7 + 7 is a composite number.
Answers
Answered by
42
3 *5*7 +7 = 7(3*5 +1)
=7*(15+1)
= 7*16
=7*2*8(more than two factors)
any number it has more than two factors is called composite number
therefore
3*5*7+7 is composite
=7*(15+1)
= 7*16
=7*2*8(more than two factors)
any number it has more than two factors is called composite number
therefore
3*5*7+7 is composite
Similar questions