Answer:
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Step-by-step explanation:

To find f(19) , substitute the value of x that's 19 into f(x). That is for every x in f (x) replace it with 19
We have

We have the final answer as

Hope this helps you
Answer:
You can find the mean, by adding all the terms in each data set and dividing by the number of terms. For example, if there were four data points, you would add them all up and divide by four.
hope this helps!
Answer:
Its A.
Step-by-step explanation:
The answer your looking for is 30
30 ÷ 5 = 6
Answer:
lets see i think it would be a graph
Step-by-step explanation: