Find the domain and range of the following real function: (i) f(x) = |x| (ii)
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Since it is modulus function hence it is defined for any real number
thus domain is R , the set of all real numbers
modulus has zero or positive value always
hence range is [0,infinity)
thus domain is R , the set of all real numbers
modulus has zero or positive value always
hence range is [0,infinity)
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