Respuesta :

First you have to find the prime factors of both  
 
9= 3*3 
7=7 
6= 2 * 3 
 
Now you multiply each highest prime factor 
LCM= 3*3*7*2 
 
Which means the LCM is = 126 
  
They all went evenly in there

Answer:

D) 126 correct answer