Answer:
Step-by-step explanation:
Slope formula
Here
Slope can be calculated as
I think that would be 0.202. ( Sorry if i'm wrong )
Hope helps?-aparri
Answer:
c= 0.10m+ 25
Step-by-step explanation:
using the format y=mx+b
25 is your flat cost that they charge every month, and 0.10 is what they charge per minute.
m is the number of minutes so that is the unknown variable.
c is your total cost.
you take the flat cost per month (25 dollars) and add it to however many minutes multiplied by 0.10 (.10m)
If is the inverse of , then
Given
composing with the inverse function gives
Solve for the inverse: