tan( tan3x) dx Evaluate: cos?3x A) 3 -In|sec (tan3x)|+C -In|cos( tan3x)|+C 3 In|cos(tan3x)|+C In|sec (tan3x)|+C D E None

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A: Given query is to perform indicated operation on the numbers.

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A: The given integral is; [3x4-5xex+2xcos(x)]/x.

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A: The given question has been solved in detail.

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A: here f(1)=2,g(1)=1,f(5)=3,g(5)=2 Lets find f'(1),g'(1),f'(5),g'(5): for 0≤x≤2 f'(x)=∆f∆x=4-02-0=42=2...

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A: In this question , we can check which integral transformed into ∫un du.

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A: Please see the below picture for detailed solution.