Answer:
the first one
Step-by-step explanation:
In the other 2 i can see the x repeats itself meaning it isn't a function.
Answer:
x= 1±5i/2
Step-by-step explanation:
Answer:
418.4
Step-by-step explanation:
503
15\3=5 0/3=3 9/3=3
503 can't show the way I would usually do it
