1 / | | / 4 \ | \x - 1/*acot(x) | ---------------- dx | 4 | / 0
Integral(((x^4 - 1)*acot(x))/4, (x, 0, 1))
The integral of a constant times a function is the constant times the integral of the function:
Rewrite the integrand:
Integrate term-by-term:
Don't know the steps in finding this integral.
But the integral is
The integral of a constant times a function is the constant times the integral of the function:
Don't know the steps in finding this integral.
But the integral is
So, the result is:
The result is:
So, the result is:
Add the constant of integration:
The answer is:
/ | | / 4 \ / 2\ 2 4 5 | \x - 1/*acot(x) log\1 + x / x x x*acot(x) x *acot(x) | ---------------- dx = C - ----------- - -- + -- - --------- + ---------- | 4 10 40 80 4 20 | /
1 log(2) pi - -- - ------ - -- 80 10 20
=
1 log(2) pi - -- - ------ - -- 80 10 20
-1/80 - log(2)/10 - pi/20
Use the examples entering the upper and lower limits of integration.