Show that `f: RrarrR` defined by `f(x) = (2x-3)/4, x in R` is invertible function and find `f^-1`.

Show that f: RrarrR defined by f(x) = (3x-1)/2, x in R is invertible function and find f^-1 .

Show that f: Rrarr R defined by f(x)= (4x-3)/5 , "x" inR is invertible function and find f^(-1) .

If: f : R rarr R defined by f(x)= (2x+3)/4 is an invertible function, find f^(-1)

If f: R rarr R defined by f(x) = (3x+5)/2 is an invertible function, find f^-1

Prove that the relation R in Z of integers given by: R = {(x, y): x - y is an integer } is an equivalence relation. [3] If f: RrarrR defined by f(x) = (3- 2x)/4 is an invertible function, find f^-1 .

Prove that the relation R in Z of integers given by: R = {(x, y): 2x - 2y is an integer } is an equivalence relation. [3] If f: RrarrR defined by f(x) = (4- 3x)/5 is an invertible function, find f^-1 .

If f :Rrarr R defined by f(x)= (5x+6)/7 is an invertible function, find f^(-1) .