Question

How do you write the prime factorization of 68?

Answer 1

`" "68=2xx2xx17`

Explanation:

since `68" "`is even start by split as `2xx...`

`68=2xx34`

2 is prime; 34 is not so split `" "color(blue)34`

`68=2xxcolor(blue)(2xx17)`

`17" "` is prime so we have ;`" "68=2xx2xx17`