MCQ
The diagram given below shows that
Image
  • A
    $f$ is a function from $A$ to $B$
  • B
    $f$ is a one-one function from $A$ to $B$
  • C
    $f$ is an onto function from $A$ to $B$
  • $f$ is not a function

Answer

Correct option: D.
$f$ is not a function
(d) : As $f(a)$ is not unique, thus $f$ is not a function.

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