Sketch graphs of the functions in Exercises 65-72 by hand, without using a calculator or graphing utility. Indicate any roots, intercepts, and asymptotes on your graphs. ()- 65. f(x) + 10 66. f(x) = -0.25(3*-2) 67. f(x) = 20 – 5e-2x 68. f(x) = log1/2* 69. f(x) = – log,(x – 3) 70. f(x) = sin(2x) +4 71. f(2) – 2 cos(x -) 71. f(x) = 2 cos(x 72. f(x) = tan-1(x – 2) + A

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