Please follow instructions and generate answers to question numbers 55,57,59,61,63,65,67,69,71 in picture.

Please show all work.

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55-72 = Domain Find the domain of the function. .55. f(x) = 1 56. f(x) = x - 3 3x - 6 57 . f ( x ) = * + 2 X 4 x2 - 1 58. f(x) 2 + x-6 59. f (t ) = Vi + 1 60. g(1) = V12 +9 61. f(1) = Vt - 1 62. g(x) = V7 - 3x 63. f(x) = V1 - 2x 64. g(x) = Vx Vx2 - 4 65. q(x) - V2+x Vx 66. g(x) 3 - x 2x + x - 1 67. g(x) = Vx- - 6.x 68. g(x) = VX - 2x - 8 80. Ar 69. f(x) 3 tic = 70. f(x) Vx - 4 V6 ( x + 1)2 71. f(x) = 72. f(x) = (a V2x - 1 V9 (b