3. (10 points) Let f(x) =
be the inverse function of f. A curve C satisfies the equation 2x2y + xy2 = 8. Find a point (a, b) such that
3. (10 points) Let f(x) =

be the invesse function of f. A curve C satisfies the equation 2x2y + xy2 = 8. Find a point (a, b) such that