How to solve the attached integral problem.................????

Question

Arun · Answer

Dear student Use f(@) = f (a+b- @) Now I = ln (1 + tan @) ......(i) I = ln ( 1 + tan (pi/4 -@) = ln (1 + 1 - tan @/1 + tan@) I = ln (2 /(1 + tan@)) I = ln 2 - ln (1 + tan@) ....(ii) Add (i) and (ii) 2 I = ln 2 2I = ln2 (pi/4 -0) I = pi/8 ln(2)

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How to solve the attached integral problem.................????

How to solve the attached integral problem.................????

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