40. /r) =- x - 6 x + 6 In Exercises 41-52, determine algebraically whether the function is one-to-one. If it is, find its inverse function. Verify your answer graphically. 41. ((x) - r 42. gr) = 1- 1 3x + 4 43. ((x) = 44. /(0) - 3 +5 5