Thread: how to solve this cubic equation...

x^3-x^2+(a-b-b^2)x-ab=0

please guys I need to solve this equation step by step. Thanks

are you solving for the variables or are you trying to factor or simplify?

Isn't it ?

I need to solve this equation step by step by variable x.

x^3-x^2+(A-B-B^2)*x-A*B=0

You can find this equation on:

https://www.e-education.psu.edu/png520/m10_p5.html

Originally Posted by chemtoli

I need to solve this equation step by step by variable x.

x^3-x^2+(A-B-B^2)*x-A*B=0

You can find this equation on:

https://www.e-education.psu.edu/png520/m10_p5.html

By inspection x=-B is a root, and then factorisation and the quadratic formula will give the other roots.

CB