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प्रश्न
Find the range of the following function.
f(x) = x, x is a real number
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उत्तर
Given f(x) = x, x is a real number
Let y = f (x) = x => y = x
∴ Range off (x) = Domain off (x)
It is clear that the range of f is the set of all real numbers.
Range off (x) is R.
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