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Find domain of function |x|.

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in Mathematics - Class 11 by (789k points)
Find domain of function |x|.

(a) Set of real numbers

(b) Set of positive real numbers

(c) Set of integers

(d) Set of natural numbers

This question was addressed to me in unit test.

Question is from Functions in portion Relations and Functions of Mathematics – Class 11

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Best answer
Correct answer is (a) Set of real numbers

The best explanation: Since the above function can have all real values of x. So, domain is set of real numbers.

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