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If f(x)=4x-3, where -3 le x le 1 then th...

If `f(x)=4x-3`, where `-3 le x le 1` then the range of the function `f` is given by

A

`-1 lef(x) le15`

B

`-15 lef(x)le1`

C

`1 lef(x) le 15`

D

none of these.

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The correct Answer is:
B
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MARVEL PUBLICATION-SETS, RELATIONS AND FUNCTIONS-MCQs
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  2. If f(x)=x^2+(1)/(x^2), g(x)=x^4+(1)/(x^4) and a+(1)/(a)=3, then the re...

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  3. If f(x)=4x-3, where -3 le x le 1 then the range of the function f is g...

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  4. If f(x)=2x+3, where 1 le x le 2, then the range of the function f is g...

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  5. If g(x)=3-4x where -2 le x le 3, then the range of function g is given...

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  6. If h(x)=5x^2+6 where -3 le x le 4, then the range of function h is giv...

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  7. If f(x)=6-5x^2, where -4 le x le 5, then the range of the functionf is...

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  8. If phi(x)=x^2+4x+5 where x in R, then the range of the function phi i...

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  9. If phi(x)=x^2-6x+8 where x in R then the range of the function phi is ...

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  10. If f(x)=(2x+1)/(3x-2) then: (f@f)(2)=

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  11. If f(x)=(x-2)^2 and g(x) =3x-3 then: (f@g)(2)=

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  12. If the function f(x)=3x+a and g(x) =4x+9 are such that (g@g)(x)=(g@f)(...

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  13. If f@g=g@f, where f(x)=2x+5 and g(x)=3x+h, then: h=

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  14. If f={(1,2),(2,3),(3,5),(5,8)} and g={(2,1),(3,2),(5,3),(8,5)} then f@...

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  15. If f:R->R and g:R->R defined by f(x)=2x+3 and g(x)=x^2+7 then the valu...

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  16. If f(x)=1+2x and g(x) = x/2 , then: (f@g)(x)-(g@f)(x)=

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  17. If f(x)=x^2 and g(x)=x^2+1 then: (f@g)(x)=(g@f)(x)=

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  18. If y=f(x) is one-one onto function, then: (f^-1@f)(x)=

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  19. If y=f(x) is one-one onto function, then: (fof^-1)(y)=

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  20. If f(x)=(2x+3)/(x-2), then: (f@f)(x)=

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