Editor
$\int \cosec^{2}(ax+b)dx$ is equal to:
Difficulty: Easy
A: 
$\frac{1}{a}\cot^{2}(ax+b)$
B: 
$\frac{1}{a}\cot(ax+b)$
C: 
$-\frac{1}{a}|\cot(ax+b)|$
D: 
$\frac{1}{a}\tan(ax+b)$
Sponsored Ads