The point (2,3) is on the graph of

$\displaystyle {x}^{{2}}+{5}{x}{y}+{y}^{{4}}$ = $\displaystyle {x}^{{2}}+{111}$.

Find the slope of the line tangent to the graph at that point:

$\displaystyle \frac{{\left.{d}{y}\right.}}{{\left.{d}{x}\right.}}$ =



Enter your answer as a whole number (like -4, 0, or 253)

or as a fraction (like 3/5, -7/2, or 1/3)

or as DNE for Does Not Exist or undefined.