A function f : `RrarrR` is defined as f(x) = `x^(2) +2` , then evaluate each of the following :
(i) `f^(-1)(-6)` (ii) `f^(-1)(18)`

A function f: R to R is defined as f(x)=x^(2)-1 . Evaluate each of the following: (i) f^(-1)(-2) " "(ii) f^(-1)(17) (iii) f^(-1) (26,50)" "(iv) f^(-1)(0)

Let f:RrarrR be defined as f(x)=2x .

A function f: R to R is defined as: f(x) ={{:(1,x in Q),(-1,x notinQ):} Evaluate each of the following: (i) f(2),f(pi)" "(ii) Range of f (iii) f^(-1)(-1)" "(iv) f^(-1)(1)

The function f: RrarrR given by f(x) = |x + 2| is:

If a function f:R to R is defined as f(x)=x^(2)+1, then find each of the following : (i) {x,f(x)=26} (ii) Pre-image of 17 under f (iii) Pre-image of 2 under f

If f:RrarrR is defined by f(x)=5x+2 , find f(f(x)) .

If f:R rarr R is defined by f(x)=x/(x^2+1) find f(f(2))

If f:RrarrR defined by f(x)=x^(2)-2x+3 , then find f(f(x)) .

If f:RrarrR is defined by f(x)=3x+1 , find f(f(x)) .