Calc I
posted by Kejo .
I really need assistance!! I am to write an equation so that I can graph it. I do not understand how to graph OR write the equation for: x^2y^2=16 for a tangent and normal line??? I keep coming up with the wrong answers...and the problem is I was not given any points of (x,y) to use..Can anyone help????
Thanks a million!!

I was incorrect...I will post again, with the coordinates...Thanks.