Class 12 Integrals · Mcq Single Correct1 Marksintegration
Class 12 Maths · Integrals · Mcq Single Correct #22
If f′(x)=ln x for x>0, find f(x).
✅ Step-by-Step Solution
Final Answer: Option (B): x(ln x−1)+C
- Integration by parts with u=ln x,dv=dx yields x ln x−x+C.
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