SOLUTION: If f(2x)=2/(2+x), x>0, find 2f(x).

Algebra.Com
Question 959133: If f(2x)=2/(2+x), x>0, find 2f(x).
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39620)   (Show Source): You can put this solution on YOUR website!
Main goal is find what is f(x).

, needing simplification.





Final goal is multiply by 2, for 2f(x).

Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

If f(2x)=2/(2+x), x>0, find 2f(x).
 

RELATED QUESTIONS

If f(2x)=2/(2+x), x>0, find 2f(x). thank... (answered by josgarithmetic,MathTherapy)
help!!!! if f(2x)=4/2+x calculate... (answered by psbhowmick)
If 2f(x)=f'(x) and f(0)=3, find... (answered by Fombitz)
Let f(x)=2x^2-5x and find: A: f(-2) B: f(0) C: 2f(x) D:... (answered by jim_thompson5910)
If f(x)=5x+2 and g(x)=-2x find the following. 1. f(0)+2f(2) 2. f(g(-2)) Thank... (answered by stanbon)
if 2f(x) - 3f(1/x)= x2 determine... (answered by robertb)
If f(x)=log(1-x/1+x) that show that... (answered by KMST)
let f (x) = x^2 + 2x - 1 and g(x) = 2x - 4. find 2f(x) - 3g(x) (answered by MathLover1)
if f(x)=x^2 + 1, find and simplify the following (-2f(t))^2 + 5 = (answered by ikleyn)