The domain of definition of the function f(x) = log |x| is A. R B. – InterviewSolution

InterviewSolution

1.

The domain of definition of the function f(x) = log |x| is A. R B. (-∞, 0) C. (0, ∞) D. R – {0}

Answer»

Option : (D)

For f(x) = log |x|;

It is defined at all positive values of x except 0..

But since we have |x|;

So,

|x|>0;

x ∈ R-{0}

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