Consider the curve defined implicity by ln(x^2+y^2) -x^3-y^4=0. Compute y' when x=1 and y=1

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)