Answer:
Only the second one represent a function because the x does not repeat.
For the first and last functions the x is repeating; therefore they are not functions.
Answer:
c
Step-by-step explanation:
8C3=8*7*6/3*2*1=8*7=56
5C2=5*4/2*1=10
Answer:
The graph move up 5.
Step-by-step explanation:
When we add a constant to the end of a parabola, it shifts the graph up and down. Since the constant here is positive, the graph moves up by that number (5)
Answer: 14
Step-by-step explanation:
(3*3)+5
3*3=9
9+5=14