# implicit differentiation to find y ′. x2⁄3 + y2⁄3 = 4   Find an equation of the line tangent to the given curve at the given point  (-3 square root of 3, 1).

Question
Use implicit differentiation to find y ′.
x2⁄3 + y2⁄3 = 4

Find an equation of the line tangent to the given curve at the given point
(-3 square root of 3, 1).