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Let f(x)=x+3 and g(x)=3x+5. Find f(g(4))-g(f(4)).

 May 20, 2019

Best Answer 

 #1
avatar+19950 
+2

f(4) = 4+3 = 7

g(4) = 12+5 = 17        g (f(4)) = 21+5 = 26

 

 

f (g(4) - g(f(4))   will then equal     f( 17 - 26) = f(-9) = -9+3 = -6

 May 20, 2019
 #1
avatar+19950 
+2
Best Answer

f(4) = 4+3 = 7

g(4) = 12+5 = 17        g (f(4)) = 21+5 = 26

 

 

f (g(4) - g(f(4))   will then equal     f( 17 - 26) = f(-9) = -9+3 = -6

ElectricPavlov May 20, 2019

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