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Let, ZZ be the set of integers and the m...

Let, `ZZ` be the set of integers and the mapping `f:ZZ to ZZ` be given by `f(x) = 2x-1,` state which of the following sets is equal to the set `{x:f(x) =3}` ?

A

{3}

B

{2}

C

{0}

D

{-1}

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-RELATION AND MAPPING -Multiple choice question
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  6. Let RR be the set of real numbers and the mapping f:RRtoRR be defined ...

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  7. The total number of relation from the set {p,q} to the set {e,f} ...

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  9. If A= {-2,1,0,-1,2}, B={-6,-5,-3,0,3} and the mapping f:A to B is defi...

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  10. Let, ZZ be the set of integers and the mapping f:ZZ to ZZ be given by ...

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  13. The total number of relation from the set {1,6,7}} to the set {1,...

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  14. State for which of the following, the two functions f(x) =x and phi(x)...

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  15. If f(x) = 3x - 9 , state which of the following is the value of f(x^2-...

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  16. If f(x-1) = 7x - 5 find f(x) and f(x+2).

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  19. If f(x)=log(3)xand phi (x) = x^2 , state which of the following is the...

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