Question

5*4*3*2*1+5 is composite number ​

Answer 1

Answer:

yes it is a composite no.

5( 4 × 3×2+1)

= 5 ( 24 + 1)

= 5( 25)

=125

therefore it has more than 1 factors

I.e 5 and 25

therefore it is a composite no.