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12-04-2020
Mathematics

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What is the domain of f(x) = cos(x)?
the set of real numbers -2x3x32x
the set of real numbers -1 5x51
the set of real numbers 0 SXS2
the set of all real numbers

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12-04-2020

Answer:

domain of cos(x) is R, i.e, all real number but range is (-1, 1)

'set of all real number'is answer!

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