Katie says the graph of y=8 . (1/2)^x is the same as the graph of f(x)=8 . (1/2)^x. do you agree? explain your reasoning.

Yes

Step-by-step explanation:

Katie's Graph equation:

Another graph equation:

Since the right hand side of both the equations of graphs are equal

So, Left hand side of both equations of graphs must be equal

So, :

So, the graph of  is the same as the graph of  

Refer the attached figure

Purple line :

Red line :  

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.