Question

explain why7×11×13+13 is a composite number????

Answer 1

it's 13(7×11+1)= 13*78 ie 13 * 13* 2*3 which is a composite no
hope it helps...........................

Answer 2

Hi ,

We know that ,

Any number which has more than

two factors is called a composite

number.


7 × 11 × 13 + 13

= 13 ( 7 × 11 + 1 )

= 13 × 78

= 13 × 78 × 1 ( more than two factors )

Therefore ,

7 × 11 × 13 + 13 is a composite number.

I hope this helps you.

: )