Answer:
C= 25n+100
Step-by-step explanation:
Let's see what's in the graph :
- the image of 4 is 200 C(4)=200
- C(2)= 150
let m be the slope of this function :
- m= [tex]\frac{200-150}{4-2}[/tex]=25
The first value in the graph is 100 wich is c(0)=100
- so the equation is : c=25n+100
