Solve the integral int(1+x+sqrt(1+x^2))(sqrt(x+1)+sqrt(x))dx
propappeale00
Answered question
2022-10-16
Solve the integral
Answer & Explanation
One can be brought to the form which is discussed in this answer of mine:
The other integral is an elliptic integral:
where and
It can be evaluated using the Jacobi elliptic functions substitution:
as described in Byrd and Friedman.
For any real number of x,
When
When
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