SOLUTION: If f is a function such that f(x+1) = 2x - 1, then f(2x) = A) 4x - 1 B) 2x - 2 C) 4x - 4 D) 4x - 3 E) 2

Algebra ->  Functions -> SOLUTION: If f is a function such that f(x+1) = 2x - 1, then f(2x) = A) 4x - 1 B) 2x - 2 C) 4x - 4 D) 4x - 3 E) 2       Log On


   

Question 365955: If f is a function such that f(x+1) = 2x - 1, then f(2x) =
A) 4x - 1
B) 2x - 2
C) 4x - 4
D) 4x - 3
E) 2
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Replace x with 2x for 2x - 1.

2(2x) - 1 = 4x - 1

Answer choice A.