Use partial fraction expansion to evaluate: latex: \int\frac{x-1}{x^2+3x+2}dx ∫ x − 1 x 2 + 3 x + 2 d x a. latex: -2\ln\left|x+1\right|+3\ln\left|x+2 \right|+c − 2 ln ⁡ | x + 1 | + 3 ln ⁡ | x + 2 | + c b. latex: \frac{-2}{x+1}+\frac{3}{x+2}+c − 2 x + 1 + 3 x + 2 + c c. latex: \frac{2}{\left(x+1\right)^2}+\frac{ -3}{\left(x+2\right)^2}+c 2 ( x + 1 ) 2 + − 3 ( x + 2 ) 2 + c d. latex: \frac{1}{\left(x+3+\frac{2}{x}\righ t)^2}+c 1 ( x + 3 + 2 x ) 2 + c