The slope of the tangent to the curve$\displaystyle y^3x + y^2x^2 = 6$ at (2,1) is:

$\displaystyle -3/2, -1, -5/14, -3/14, 0$

What am I suppose to do? Implicit differentiation? I tried that and I ended up getting $\displaystyle 3y' + 8y' = 0$

What do I do??