Answer:
its the last one.
Step-by-step explanation:
easy way to do inverse functions:
write out equation :
y = 2
+ 2
Switch the x and y:
x = 2
+ 2
Solve for y :
x = 2
+ 2
subtract 2 both sides
x - 2 = 2
Divide both sides by 2
-
= 
reduce fraction and square root both sides
= 12 x (4^2)
= 12 x 16
= 192
sorry testing if my brainy works it hasn't been working right lately
Answer:
9
Step-by-step explanation: 18-9=9
Answer:
The answer would be 7.5
Step-by-step explanation:
This is due to if there were to be a chart it would start at 15 then continue by 7.5 which would then lead to 1 hour which is 22.5 min additionally other people are not answering this because you did not give all the information such as the chart etc and the answers unlike me i have the toolds and the questions.