#### Topic: Example : 5x^3 + 4X^2 + 2x + 2

Hi Ivan,

In the Examples you show an equation 5x^3 + 4X^2 + 2x + 2 and then the formulae

to solve it (I've seen others) but the result on Graph and my program give x = -0.86923041

Can you explain ?

PS you've not replied to my last post

Regards

Pete