+0

# Composite Functions?

0
39
2
+480

https://gyazo.com/5bea2ffc81cb4e6fe70253b30eba2180

I got 16, is that correct?

Julius  Jan 9, 2018

#1
+5888
+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?

hectictar  Jan 9, 2018
Sort:

#1
+5888
+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?

hectictar  Jan 9, 2018
#2
+480
+2

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

Julius  Jan 9, 2018

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