Solve $$$\left(\lambda - 1\right) \left(\lambda + 2\right) = 0$$$ for $$$\lambda$$$
The calculator will try to solve the equation $$$\left(\lambda - 1\right) \left(\lambda + 2\right) = 0$$$ for $$$\lambda$$$ (find the real and complex roots).
Your Input
Solve the equation $$$\left(\lambda - 1\right) \left(\lambda + 2\right) = 0$$$ for $$$\lambda$$$.
Answer
Real roots
$$$\lambda = -2$$$A
$$$\lambda = 1$$$A
Complex roots
It seems that there are no complex roots.