Math, asked by NahThatsNot, 1 year ago

$\text{Plzz Help. Find:}\\\\find\:\displaystyle\int_{0}^{\big\pi}\frac{\sec^2x}{9+\tan^2x}$

Answers

Answered by varun1426

I don't know answer for it

Answered by ankitsharma51

Answer:

I explained in above pic ,if any doubt msg me

Attachments:

NahThatsNot: Last few steps after substuting is confusing.

ankitsharma51: from second pic?

ankitsharma51: when limit changes,at x=0. then t=tan0=0 and At x=π÷2 then t=tan(π÷2)=infinity

ankitsharma51: when putting limit tan inverse infinity is=to π÷2 and tan inverse 0= to 0

NahThatsNot: Kay dude. Got it now.

NahThatsNot: Thanks ever so much

ankitsharma51: any other doubt msg me,i explained my best

ankitsharma51: thanks

NahThatsNot: It's good that most helpful ppl like you still exist in brainly. Thank you for being here.

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