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What is the equation of the midline for the function f(x) ?

 Apr 10, 2018
 #1
avatar+100588 
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f(x)  =  3cos(x) -  2.5

 

The  max  value for this graph  is    y  = (3 - 2.5)   =  .5

The min value for this graph  is  y =  (-3 - 2.5) = -5.5

 

So....the midline is given by :

 

y  =   [ .5  + - 5.5 ] / 2   =  -5/2  =  - 2.5

 

See the graph here :  https://www.desmos.com/calculator/gnggynixpz

 

 

cool cool cool

 Apr 10, 2018

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