It is 9
..............................................................................................................................
Answer:
10
Step-by-step explanation:
first you need to find the prime factors of the three numbers
ex:
prime factor of 18= 
prime of 24=
there is one 2 and one 3 in common
greatest common multiple 2*3=6
so the greatest common multiple is ten because it is the only one that can divide between all three evenly.

so 10 is your answer
The answer is c explanation took test
Answer: just simplify condense it then your answer will be log(16)
It would be D)
Hope this helps