Home
Class 11
MATHS
Let f g : R rarr R be defined, respectiv...

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` .

Text Solution

Verified by Experts

The correct Answer is:
`(3)/(2) and x in R `
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • RELATIONS AND FUNCTIONS

    OMEGA PUBLICATION|Exercise M.C.Q|19 Videos

  • RELATIONS AND FUNCTIONS

    OMEGA PUBLICATION|Exercise M.C.Q|19 Videos

  • PROBABILITY

    OMEGA PUBLICATION|Exercise Multiple Choice Questions (MCQs) |15 Videos

  • SAMPLE QUESTION PAPER -1 (PUNJAB)

    OMEGA PUBLICATION|Exercise SECTION - D|6 Videos

Similar Questions

Explore conceptually related problems

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 are defined respectively by : f (x) = x^2 + 3x + 1 , g (x) = 2x- 3 . 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.

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 a re defined respectively by, f(x) = 8x^3 , g (x) = x^1//3 , then 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 as f(X) = 2x + 1 and g (x) = x^2 - 2 for all x in R, then find gof.

If f, g: Rrarr R are defined by f(x) = x^2 + 3x+1,g(x) = 2x – 3 then find fog .

If f, g: Rrarr R are defined by f(x) = x^2 + 3x+1,g(x) = 2x – 3 then find gof .

If f(x) = 3x + 2 & g(x) = -3x – 1. Find f(g(-3))

Home
Profile