$x+2x$ mi $x+2^x$ mi?
http://matkafasi.com/67909/zincir-kurali-ispati-ezber-bozuyoruz-1?show=67909#q67909$f(x+1)=x+2^x$ ise;$f'(x+1).(x+1)'=(x+2^x)'\longrightarrow f'(x+1)=1+ln2+2^x$ olur$--------------------$$f(x+1)=x+2x$ ise$f'(x+1)(x+1)'=(x+2x)'\longrightarrow f'(x+1)=3$