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Let f\ a n d\ g be two real function giv...

Let `f\ a n d\ g` be two real function given by `f={(0,1),\ (2,0),\ (3,-4),\ (4,2),\ (5,1)a n d\ g={(1,0),\ (2,2),\ (3,-1),\ (4,4),\ (5,3)}dot` Find the domain of `fgdot`

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RD SHARMA ENGLISH-FUNCTIONS-All Questions
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  2. Find the values of x for which the functions f(x)=3x^2-1 and g(x)=3+x ...

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  3. Let f\ a n d\ g be two real function given by f={(0,1),\ (2,0),\ (3,-4...

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  4. Let A=[1,2,3],\ B=[2,3,4],\ then which of the following is a function...

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  5. If f: Q->Q is defined as f(x)=x^2,\ t h e n\ f^(-1)(9) is equal to a.3...

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  6. Which one of the following is not a function? {(x , y): x , y in R , ...

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  7. If f(x)="cos"((log)e x),t h e nf(x)f(y)-1/2[f(x/y)+f(x y)] has value ...

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  8. Let f(x)=|x-1|dot Then (a)f(x^2)=(f(x))^2 (b) f(x+y)=f(x)+f(y) (c)f(...

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  9. The range of F(X) = Cos [X], Where − π/ 2 < X < π/ 2 . is

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  10. Which of the following are function: {(x , y): y^2=x , x , y in R} b...

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  11. If A={1,2,3},\ B={x , y} , then the number of functions that can be de...

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  12. If x!=1\ a n d\ f(x)=(x+1)/(x-1) is a real function, then f(f(f(2))) ...

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  13. If f(x)=cos((log)e x),\ t h e n\ f(1/x)f(1/y)-1/2{f(x y)+f(x/y)} is eq...

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  14. Let A={x in R : x!=0,\ -4lt=xlt=4} and f: A->R be defined by f(x)=(|x...

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  15. Let f(x)=x,g(x)=1/x and h(x)=f(x)g(x) . Then h(x)=1 for a.x in R b. x...

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  16. If f: R->R : x!=0,\ -4lt=xlt=4 and f: A->A be defined by f(x)=(|x|)/x ...

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  17. If f: RvecR and g: RvecR are defined by f(x)=2x+3a n dg(x)=x^2+7, then...

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  18. If f: [-2, 2] -> R is defined by f(x)={-1,for -2<=x<=0 , then x...

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  19. If f(x)=64x^3+1/x^3 and alpha,beta are the roots of 4x+1/x=3. Then,val...

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  20. The domain of the function f(x)=sqrt(2-2x-x^2) is [-sqrt(3),\ sqrt(3)]...

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