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The function f(x) = sin x-x cos x is: ...

The function `f(x) = sin x-x cos x` is: (A).maximum or minimum for all integral multiple of `pi` (B) maximum if x is an odd positive or even negative integral multiple of `pi` (C) minimum if x is an even positive or odd negative integral multiple of `pi` (D) None of these

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RESONANCE DPP-JEE MAINS-All Questions
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