Question

find the integral

int xsin(x)dx

Answer 1

u = x
du = dx

dv = sin(x)dx
v = -cos(x)

Answer 2

\[x * -\cos(x) - \int\limits -\cos(x)dx\]

Answer 3

\[x * -\cos(x) + \int\limits \cos(x)dx\]

Answer 4

\[x * -\cos(x) + \sin(x) + c\]

Answer 5

right

Answer 6

:)

Answer 7

which I could write as \[-xcos(x) + \sin(x) +\]

Answer 8

c......