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What is the domain and range of f(x) = 1 tan^2 x?
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What is the domain and range of f(x) = 1 tan^2 x?

User Anirudh Goel
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The domain of f(x) = 1 + tan^2 x is all real numbers.
The range of f(x) = 1 + tan^2 x is 1 ≤ f(x) ≤ 2
User Mukarram Khalid
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