Answer:
Step-by-step explanation:
yes
yes but that really deep i don't know man could be a trick question
domain is all real number
all work is pictured and shown
x y z are all equal to 60 because it on a line
The lcm is 84
3: 3,6,9,12,15,18,21,24,27,30,33,36,39,41,44,47.........84
4: 4,8,12,16,20,24,28,32,36,40,44........84
7: 7,14,21,28,35,42.......84
