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The domain of f(x) = 1/√(|cosx| + cosx) is

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The domain of f(x) = 1/√(|cosx| + cosx) is

(a) ((4n - 1)/2, (4n + 1)π/2)

(b) ((4n + 1)π/2, (4n - 1)π/2)

(c) (nπ, (n + 1)π)

(d) (-2n π, 2n π)

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1 Answer

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Best answer

The correct option (a) ((4n - 1)/2, (4n + 1)π/2)

Explanation:

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