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November 29th, 2010, 10:41 AM  #1 
Newbie Joined: Nov 2010 Posts: 3 Thanks: 0  Graphing Functions
How would you go about solving these equations f(x)=2x^2 +1 find f(x+2)[f(x)+2] f(x) = 2x+4 find f(3x)  3f(x) 
November 29th, 2010, 12:53 PM  #2 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 462 Math Focus: Calculus/ODEs  Re: Graphing Functions
I would evaluate them algebraically rather than graphically. For the first one, if then For the second one, if then 

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