4) Find the slope of the tangent line to the graph of x3 + y3 + xy = 8 at the point (0 ,2).10. [-/10 Points] DETAILS TANAPCALC8 4.5.010. MY NOTES ASK YOUR TEACHER A rectangular box is to have a square base and a volume of 20 fto. If the material for the base costs $0.31 per square foot, the material for the sides costs $0.10 per square foot, and the material for the top costs $0. 19 per square foot, determine the dimensions of the box that can be constructed at minimum cost. length ft width height ft @ Show My Work (Optional) 7Find an equation of the tangent line to the graph of the function f defined by the following equation at the indicated point. ( x - y - 1) = x; (1, =1) y The + cho