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anonymous
 5 years ago
If f(x) = 2x + 4 and g(x) = (x^2 + x + 5), find g (f(x)).
anonymous
 5 years ago
If f(x) = 2x + 4 and g(x) = (x^2 + x + 5), find g (f(x)).

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0whereever you see an x in the equation g(x) , replace it by (2x+4) ig g (f(x)) = (2x+4)^2 + (2x+4) +4

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0then you could expand, collect like terms , etc

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0instead of subing in just a single number into the function, you are subing a whole function into the function

radar
 5 years ago
Best ResponseYou've already chosen the best response.0elecengineer, did you not the the 5 that was in the original g(x)????

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0dont quite understand what you meant ^ But yes looking back at it the last thing should be a 5 ie the answer is g (f(x)) = (2x+4)^2 +(2x+4) + 5

radar
 5 years ago
Best ResponseYou've already chosen the best response.0*the should of read need. Ok I see what you did. Thanks. I'm sure JAPAN1593 can finish it up now.

radar
 5 years ago
Best ResponseYou've already chosen the best response.0JAPAN1593, do you understand what to do to finish the problem?
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