Please provide explanations for 19, 29, 31, 41

C Pro Co Eff T 'S Z SA 'S LIV M7 M6 6 |CO Eff * Ho C My Bo Re ing s/171?locale=&redirectURL=https%3A%2F%2Fplus.pearson.com%2Fhome&userPreferredType=read&iesCode=odFOADMQ55 Chapter 3 Derivatives 152 Chapter 3 Derivatives Second Derivatives In Exercises 19-26, use implicit differentiation to find dy / dx and then d'y/dx2. Write the solutions in terms of x and y only. 19. x2 + y2 = 1 20. x2/3 + 12/3 = 1 21. y2 = x2 + 2x 22. y2 - 2r = 1 - 2y 23. 2 Vy = x - y 24. xy + yz = 1 25. 3 + sin y = y - 23 26. sin y = x cos y - 2 27. If x3 + y3 = 16, find the value of day / dx2 at the point (2, 2). 28. If xy + y? = 1, find the value of d'y/dx2 at the point (0, -1). 45. The devil's curve (Gabriel Cramer, 1 2