The given graph is of the rational number f(x)=1/x(x-3)
What is rational numbers ?
All the numbers which are in the form of p/q where q is not equal to zero is known as rational numbers.
Which function represents the given graph ?
The given graph represents the function f(x)=1/x(x-3)
Since the value of x can never be equals to zero in this function as graph is representing.
Hence option (b) f(x)=1/x(x-3) is the correct answer.
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