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Yahoo!
 3 years ago
if f(x) = { 2+x , x>=0
2x , x<0
Find f(f(x)) ?
Yahoo!
 3 years ago
if f(x) = { 2+x , x>=0 2x , x<0 Find f(f(x)) ?

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Yahoo!
 3 years ago
Best ResponseYou've already chosen the best response.0@helder_edwin @hartnn @sami21 @experimentX

experimentX
 3 years ago
Best ResponseYou've already chosen the best response.0f(x) = x+2 f(f(x)) = x+2 + x + 2

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1i agree \[ f(x)=x+2 \] but \[ \large f(f(x))=f(x+2)=x+2+2 \]

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1yes. that's what i did.

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1first \[ \large f(x)=x+2 \] do u agree?

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1well anyway. the x in f(x) is the argument of the function. the letter itself has no meaning, but when u replace it with something u have to do the same in the RHS.

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1352898658928:dw

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1352898684609:dw

helder_edwin
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1352898707610:dw

experimentX
 3 years ago
Best ResponseYou've already chosen the best response.0woops ... sorry!! should have paid attention!!
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