How do I integrate cos^-1 (x/2) dx??
I feel like this involves a half angle formula, but I am not totally sure. Please help, thank you!
I feel like this involves a half angle formula, but I am not totally sure. Please help, thank you!
1 Answer
Apr 16, 2018
Explanation:
.
Let
Let
We can write
Now, we substitute:
Now, we can substitute for