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If f(n)=(-1)^(n-1)(n-1) and g(n)=n-f (n)...

If `f(n)=(-1)^(n-1)(n-1) and g(n)=n-f (n)AA n in N` then `(gog)(n)=`

A

1

B

0

C

`-1`

D

n

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DIPTI PUBLICATION ( AP EAMET)-FUNCTIONS-EXERCISE 1A(FUNCTIONS)
  1. If g[f(x)]=|sinx|, f[g(x)]=(sinsqrtx)^(2) then

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  2. If g[f(x)]=|sinx|, f[g(x)]=(sinsqrtx)^(2) then

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  3. If f(n)=(-1)^(n-1)(n-1) and g(n)=n-f (n)AA n in N then (gog)(n)=

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  5. If f(x)=(25-x^(4))^(1//4) for 0 lt x lt sqrt5 then f(f((1)/(2)))=

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  6. If f:[-6, 6]rarr RR defined by f(x)=x^(2)-3" for " x in R then (fofof...

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  7. If f(x)=(1)/(sqrt(x+2sqrt(2x-4)))+(1)/(sqrt(x-2sqrt(2x-4))) for x gt 2...

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  8. If f(x)=sin^(2)x+sin^(2)(x+pi//3)+cosxcos(x+pi//3) and g(5//4)=1 then ...

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  10. If y=f(x)=(2x-1)/(x-2), then f(y)=

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  11. If f(x)=(3x-7)/(5x-3) then (fof)(x)=

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

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

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

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  15. If f(x)=(x)/(sqrt(1-x^(2))) then (fofof)(x)=

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

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

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  18. If f:Rrrarr RR and g: RR rarr RR are defined by f(x)=|x| and g(x)=[x-3...

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  19. If f(x) is defiend on [0, 1] as f(x)={{:(x","," if "x in Q),(1-x","," ...

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  20. If f(x)=(1)/(2)[3^(x)+3^(-x)], g(x)=(1)/(2)[3^(x)-3^(-x)] then f(x)g(y...

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