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If f(x)=-|x|, then (fofof)=...

If `f(x)=-|x|`, then `(fofof)=`

A

`-f`

B

`|f|`

C

`f`

D

`-|f|`

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DIPTI PUBLICATION ( AP EAMET)-FUNCTIONS-EXERCISE 1A(FUNCTIONS)
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  2. If f(x)=(3x-7)/(5x-3) then (fof)(x)=

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  3. If f(x)=-|x|, then (fofof)=

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  4. If f(x)=(x)/(sqrt(1-x^(2))), g(x)=(x)/(sqrt(1+x^(2))) then (fog)(x)=

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  5. If f(x)=log.(1+x)/(1-x) and g(x)=(3x+x^(3))/(1+3x^(2)) then (fog) (x)...

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  7. If f(x)=(x)/(sqrt(1+x^(2))), then (fofof)(x)=

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  8. If f(x)=[x], g(x)=x-[x] then which of the following functions is the z...

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  12. If f: A to B, g:B to C are two bijective functions then prove that gof...

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  14. To have inverse for the funciton f, f is

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  16. If f:R rarrR is defined by f(x)=(2x+1)/(3) then f^(-1)(x)=

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  17. Let f"":""NvecY be a function defined as f""(x)""=""4x""+""3 , wher...

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  19. If f:R rarr R^(+) such that f(x)=(1//3)^(x), then f^(-1)(x)=

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  20. If f:[1, oo)rarr[2, oo) is given by f(x)=x+(1)/(x) then f^(-1)(x)=

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