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Let f be a one-one function with domain ...

Let f be a one-one function with domain `{x,y,z}` and range `{1,2,3}`. It is given that exactly one of the following statements is true and the remaining two are false `f(X)=1, f(y)!=1 f(z)!=2` determine `f^(-1)(1)`

A

{y}

B

{x}

C

{z}

D

{x,y}

Text Solution

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The correct Answer is:
A
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