If `f, g : R rarr R` are defined respectively by : `f ( x) = sqrt x - x^2`, `g (x) = log x`. Find fog and gof.

If f, g : R rarr R are defined respectively by : f (x) = x^2 + 3x + 1 , g (x) = 2x- 3 . Find fog and gof.

If f , g:Rrarr R are defined respectively by f(x) =sqrt(1-x^2),g(x) = log x then find fog and gof.

If f, g : R rarr R are defined respectively by : f (x) = 8x^3 , g (x) = x^3 . Find fog and gof.

Let f, g: R rarr R be defined respectively by : f (x) =x +1,g (x) =2x-3 . Find f+g, f-g ,fog and f/g .

If f, g : R rarr R a re defined respectively by, f(x) = 8x^3 , g (x) = x^1//3 , then find fog and gof.

Let f g : R rarr R be defined, respectively by f(x) = x + 1, g(x) = 2x -3 . Find f+g, f-g and f/g .

If f. g : R rarr R are defined respectively as f(X) = 2x + 1 and g (x) = x^2 - 2 for all x in R, then find gof.

Describe fog and gof, where : f (x) = sqrt ( 1 - x^2), g (x) = log x .

If f, g : R rarr R such that : f (x) = sqrt x , g (x) = x^2 -1 then find fog and gof.