Answer:

Step-by-step explanation:
The exponential function that decrease by 15% every time x increases by 1 is given by:

We simplify the parenthesis to get:

Therefore the decrease by 15% every time x increases by 1 is

The second choice is correct.
Answer: n = 4
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16.64 average of the four races that kerri ran in seconds.
Answer:
52
Step-by-step explanation:
8*6=48
12-4=8
8/2 =4 Use PEMDAS in these kinds of situations
48+4=52