Suatu fungsi di rumuskan f(a)=2a-3 maka,rumus fungsi f(2x+1) adalah….

F(a) = 2a – 3
f(2x + 1) = 2 (2x + 1) – 3
f(2x + 1) = 4x + 2 – 3
f(2x + 1) = 4x – 1