Vx 23. f(x) _ 3x + x3 24. y Vx +x (c) x - 25. G(r) _ 302 + 75/2 26. G(t) = V5t + V7 48. (a) t 27. j (x) = x24 + e 24 (b) 28. k(r) = ert re 29. F(z) _ A + Bz + Cz 2 2 30. G(q) - (1 + 9-1)2 (C) 1 + 1672 31. D(t) = 32. f(v) - Vv - 2ve' 49-50 F ( 41 ) 3 U 49. f(x) 33. P(w) = 1 - 2w- - w + 4 34. y = ext + 1 Vw 51-52 Fir Check to s 35-36 Find dy/dx and dy/dt. graphs of f I 51. f(x) 35. y = tx + tix 36. y = 53. The equ s is in n 37-40 Find an equation of the tangent line to the curve at the (a) the given point. (b) the 37. y - 2x3 - x2 + 2, (1, 3) (c) the 38. y = 2e* + x, (0, 2) 54. The equa where s is (a) Find 39. y - x + (2, 3) 40. y = Vx - x, (1, 0) (b) Find (c) Graph on the 41-42 Find equations of the tangent line and normal line to the 55. Biologists curve at the given point. length L of 41. y = x* + 2ex, (0, 2) 42. y = x3/2, (1, 1) L =