+0  
 
0
207
2
avatar+956 

https://gyazo.com/5bea2ffc81cb4e6fe70253b30eba2180 

 

I got 16, is that correct? 

Julius  Jan 9, 2018

Best Answer 

 #1
avatar+7336 
+2

(g o f)( -2 )   =   g( f( -2 ) )

 

f( -2 )   =   | 3(-2) | - 10   =   | -6 | - 10   =   6 - 10   =   -4

 

g( -4 )   =   2(-4)3   =   2(-64)   =   -128

 

(g o f)( -2 )   =   g( f( -2 ) )   =   g( -4 )   =    -128

 

I get  -128 . Does that answer make sense to you?  smiley

hectictar  Jan 9, 2018
 #1
avatar+7336 
+2
Best Answer

(g o f)( -2 )   =   g( f( -2 ) )

 

f( -2 )   =   | 3(-2) | - 10   =   | -6 | - 10   =   6 - 10   =   -4

 

g( -4 )   =   2(-4)3   =   2(-64)   =   -128

 

(g o f)( -2 )   =   g( f( -2 ) )   =   g( -4 )   =    -128

 

I get  -128 . Does that answer make sense to you?  smiley

hectictar  Jan 9, 2018
 #2
avatar+956 
+2

Oh, I see! What was I thinking, that does make sense. Thank you! 

Julius  Jan 9, 2018

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