+0  
 
0
48
2
avatar+708 

Let  f(x)=−3√x . (3 is

What is the average rate of change of f(x) from 8 to 64?

28

1/28

−1/28

−28

 

 

it is -1/28 I think

 Feb 26, 2019
 #1
avatar+98091 
+2

Rate of change =

 

[ (-3√64) - (-3√8) ]              (- 4 ) - (-2)           - 4 + 2           - 2           -1

______________   =         ________   =      ______  =   ____ =    ____

   64 -   8                                 56                    56               56           28

 

Correct, Jenny!!!!

 

 

cool cool cool

 Feb 26, 2019
 #2
avatar+708 
+1

Yay! Thank you smiley

jjennylove  Feb 26, 2019

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