Which of the following function `(s)` is identical to `|x-2|`

Which of the following functions is/are identical to |x-2| ?

Which of the following functions is/are identical to |x-2| ?

Which of the following functions is/are identical to |x-2| ? (a) f(x)=sqrt(x^(2)-4x+4) " (b) " g(x)=|x|-|2| (c ) h(x)=(|x-2|^(2))/(|x-2|) " (d) "t(x)=|(x^(2)-x-2)/(x+1)|

Which of the following functions are identical ?

Which of the following function (s) is/are even ?

Which of the following pair of functions are identical