Math Problem Solver

\left[\frac{\left(s\left(\frac{1}{\left(1-\alpha\right)}+\phi\right)+\frac{\alpha\phi}{1-\alpha}\right)}{s+\frac{\alpha}{1-\alpha}}\right]=\frac{\left(\frac{1}{1-\alpha}\right).I\left(0\right)}{s+\frac{\alpha}{1-\alpha}}-\frac{d\left(1+\rho r\right)}{s}