Homework Statement
Find the coordinates of the point in the first quadrant at which the tangent line to the curve x3-xy+y3=0 is parallel to the x-axis.
SO:
x= +
y= +
mtan=0
Homework Equations
\frac{dy}{dx}=m_{tan}
The Attempt at a Solution
\frac{dy}{dx}=\frac{y-3x^{2}}{3y^{2}-x}=0
After I...