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  1. The table shows values of a function . What is the average rate of change of over the interval from x = 5 to x = 9? Show your work.

 

x

4

5

6

7

8

9

10

f(x)

-4

-2

8

10

11

14

18

 

Answer:

 

 

Question 2:

  1. Given f(x)=4x^2 +6 and g(x)=2x^2 +13x+15, find (f/g)(x) . Show your work and simplify your answer. 

Make sure you state the values of x that should be excluded from this quotient.

Answer:

 

 

Question 3:

  1. Given f(x)=x^2 -6x+8 and g(x)=x-2, solve f(x)=g(x) using a table of values. Show your work.

Answer:

 Mar 6, 2020
 #1
avatar+21725 
+1

1    at x = 5   f(x) = -2      

      at x = 9   f(x) = 14        from 5 to 9 is 4     from   -2 to 14  is  16     16/4 = 4 = average

 Mar 6, 2020
 #2
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0

what about questions 2 and 3..?

 Mar 6, 2020

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