Answer:
English translate so i can help you ? :)
Step-by-step explanation:
Answer:
Matt made the error
He used the diameter instead of the radius in step 2
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let the exponential function be
.
When x=0, 


The function now becomes 
When x=1, f(1)=-5
This implies that:

Therefore the equation for the exponential function represented in the table below is 
Ask if you don't understand or whatever