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what is f(a + 2)?

 Apr 13, 2018
 #1
avatar+429 
+1

do you have to expand it?

 

smileysmileysmiley

 Apr 13, 2018
 #2
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0

i believe so, it says f(x)=(3+x) , what is f(a+2)

                                     (x-3)

Guest Apr 13, 2018
edited by Guest  Apr 13, 2018
 #3
avatar+557 
+2

 f(x)=(3+x)

         (x-3)

f(a + 2)=(3+a+2)

              (a+2-3)

f(a + 2)=(5+a)

              (a-1)

 

 

winkwinkwink

 Apr 13, 2018

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