ShayLo
ShayLo
17-12-2014
Mathematics
Answered
If f(x)=7-2x find f(3)+6
Answer :
macio06
macio06
17-12-2014
To get the answer we have to substitute x=3 and add 6 to the result.
Lets do this
f(x)=7-2x
f(3)=7-2*3=7-6=1
f(3)+6=1+6=7 - its the result
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