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Grade: 9
        
∫d/dx()dx is
Ans is (–pi/2)…. I did it like differentiating the func. Like x^2/1+x^2. It gives me   2 -  as answer.
In actual soln they coverted the func like  and then differentiated which is also fine.BUT THEN WHY IS IT GIVING different answers though the approach is correct.
RD Sharma objective Ch-44-section-1--SOLVED MCQs-example-7
 
one year ago

Answers : (1)

Arun
23751 Points
							
Dear student
 
in the question the integrand is not given please check and repost this. you can also attach an image. 
 
I will be happy to help you.
 
Regards
Arun (askIITians forum expert)
one year ago
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