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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?

 

 Apr 9, 2021
 #1
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If we draw  a  horizontal line at y  =  -1,  it will only intersect  the  function  at one  point

 

So....only one  value of  "c"

 

 

cool cool cool

 Apr 9, 2021

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