Recent content by zeroxff0000ff

thanks HallsofIvy. just now i found some methods like factor and remainder theorem from the following link : http://www.themathpage.com/aprecalc/factor-theorem.htm can you please tell me advantage and disadvantage of using factor and reminder theorem.

hello everybody, Consider '#' as lamda. How to find roots(eigen values) of characteristic equation |A-#I| = 0. I know how to find it it using numerical methods. But can anyone please show me how to procced for degree 3 equations. thanks and regards.