Question
$\int\frac{\text{dx}}{\sin(\text{x-a})\sin(\text{x-b})}$ is equal to:
- $\sin(\text{b-a})\log|\frac{\sin(\text{x-b})}{\sin(\text{x-a})}|+\text{c}$
- $\text{cosec}(\text{b-a})\log|\frac{\sin(\text{x-b})}{\sin(\text{x-b})}|+\text{c}$
- $\text{cosec}(\text{b-a})\log|\frac{\sin(\text{x-b})}{\sin(\text{x-a})}|+\text{c}$
- $\sin(\text{b-a})\log|\frac{\sin(\text{x-a})}{\sin(\text{x-b})}|+\text{c}$