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Top Questions
7
votes
To integrate $\int_0^{2\pi}\sqrt{\theta^2+1}\ d\theta$, why choose the change of variables $u=\theta+\sqrt{\theta^2+1}$?
calculus
integration
definite-integrals
change-of-variable
asked May 10 at 17:49
math.stackexchange.com
5
votes
Why did my teacher solved this problem this way?
linear-algebra
proof-explanation
orthogonality
orthonormal
asked May 2 at 18:23
math.stackexchange.com
Top Answers
No answers with score of 5 or more