dy Find by implicit differentiation. dx 18xey = 16 dy dx (Type an exact answer.)dy Find dx by implicit differentiation. 6 In x =5 - In y dy dx (Type an exact answer.)dy Find at the given point. dx 4x 2 - 5y 5 = 9x - By at (0,1) dy The value of at (0, 1) is dx (Simplify your answer. )