+0  
 
+1
50
1
avatar+121 

 c) Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.

 

f is increasing on

 

f is decreasing on

 Apr 11, 2022
 #1
avatar+122390 
+2

D is correct

 

f increasing  on   (-pi,0)   U  (pi , 2pi)

 

f decreasing on (-2pi, -pi) U (0,pi)

 

 

cool cool cool

 Apr 11, 2022

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