How to Solve quadratic equations in simulink?

Hi guys, I learn simulink 2weeks ago, but now I want to design a model Solve quadratic equations in simulink. thank you for your help.

[Aquatris]

It would be more appropriate to solve quadratic equations in a script. Why use simulink?

[jaxx]

I just want to design a model by block in simulink.

[Aquatris]

If your quadratic function does not depend on time (differential equation) there is no point using Simulink.