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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?

 

https://latex.artofproblemsolving.com/7/4/5/745692871d4963aedcef20352e362e9107ab1ec0.png

 

(Assume grid lines are spaced 1 unit apart.)

 Aug 22, 2020
 #1
avatar+1038 
+4

This question is asking for how many times the y axis is equal to -1. We see that there are 2 times.

 

:)

 Aug 22, 2020
 #2
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I put in 2 as the answer but it said it was wrong. Are you sure it is right? It asked for the number of values for c.

Guest Aug 22, 2020
 #3
avatar+1038 
+4

Sorry, the answer is 4! Sillly me, I need to learn how to count...

ilorty  Aug 22, 2020
 #4
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Thank you so much! :D

Guest Aug 22, 2020

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