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The graph of y=f(x) is shown in red below.  For how many values of c is f(c) = -1?  (Assume grid lines are spaced 1 unit apart.)

 

 Dec 24, 2023
 #1
avatar+126665 
+1

f(c)  = -1

 

This  means that some  value of c  = x   produces  -1

 

This  value is  x =  c =   -1

 

cool cool cool

 Dec 24, 2023

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