The function f(x) is shown in the graph is (a) an exponential function
<h3>How to determine the function type?</h3>
From the graph, we can see that:
- The function starts from a base
- It then increases, exponentially
Only exponential functions have the above features
Hence, the function f(x) is shown in the graph is (a) an exponential function
Read more about exponential function at:
brainly.com/question/2456547
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Answer:
506.25
Step-by-step explanation:
Month 1: $100
Month 2: 100 times 1.5 = 150
Month 3: 150 times 1.5 = 225
Month 4: 225 times 1.5 = 337.50
Month 5: 337.50 times 1.5 = 506.25
270 minutes = 4,5 hours = 4 hours and 30 minutes
60 minutes = 1 hour
63 miles per 270 minutes
x miles per 1 hour = 60 minutes
![\dfrac{63[miles]}{x[miles]} = \dfrac{270[minutes]}{60[minutes]}](https://tex.z-dn.net/?f=%5Cdfrac%7B63%5Bmiles%5D%7D%7Bx%5Bmiles%5D%7D%20%3D%20%5Cdfrac%7B270%5Bminutes%5D%7D%7B60%5Bminutes%5D%7D)


![x=14[miles]](https://tex.z-dn.net/?f=x%3D14%5Bmiles%5D)
His average speed is 14 miles per hour.
<em>:)</em>