What is the largest interval in the function f(x) = x² - 2x + 1? A. (-∞, 1) B. (-∞, 0) C. (1, ∞) D. (0, ∞)

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A: Topic:- derivatives   

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A: NOTE: Refresh your page if you can't see any equations. . take derivative

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A: We can solve the limit as below 

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