Find the points at which the graph has vertical and horizontal tangents

[calculusisfun]

PRObLEM SOLVED> :)

 

[Samuelb88]

You're values for x, and y for which the graph of the equation obtains a horizontal or vertical asymptote seem to be correct. But be careful, the question asks for points, not values!

 

[calculusisfun]

Problem solved :)

 

[Mentallic]

What about $x=\pm 3$?

 

[calculusisfun]

Thanks Metanllic, I just figured it out now. Thanks guys! :)