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miller_intermediate_algebra_4e_ch1_3

Review Exercises 229 64. 65. r1x2 1 x s1x2 1x For Exercises 47–54, find the function values given f1x2 6x2 4. f102 f112 47. 48. 49. f1 12 50. f1t2 51. f1b2 52. f12 p53. f1a2 54. f122 h1x2 x 10 x 11 g1x2 7x3 1 w1x2 k1x2 1x 2 1x 8 p1x2 48 5x, 5 4 y 3 2 1 54 3 21 1 2 3 4 5 1 2 3 4 5 x 5 4 y 543 21 1 2 3 4 5 1 2 3 4 5 62. g1x2 63. w 1x2 0 x 0 x3 x 3 2 1 5 4 y 543 21 1 2 3 4 5 1 2 3 4 5 x 3 2 1 5 4 y 5 43 21 1 2 3 4 5 1 2 3 4 5 x 3 2 1 5 4 y 5 43 21 1 2 3 4 5 1 2 3 4 5 x 3 2 1 5 4 y 5 43 21 1 2 3 4 5 1 2 3 4 5 x 3 2 1 For Exercises 66–67, sketch the functions. 66. 67. k1x2 q1x2 2x 1 3 5 4 y 5 43 21 1 2 3 4 5 1 2 3 4 5 x 3 2 1 5 4 y 5 43 2 1 1 2 3 4 5 1 2 3 4 5 x 3 2 1 68. Given: s1x2 1x 222 a. Find s(4), s(3), s(2), s(1), and s(0). b. What is the domain of s? 69. Given: r 1x2 21x 4 a. Find r(2), r(4), r(5), and r(8). b. What is the domain of r? 70. Given: h1x2 3 x 3 h1 h102, h122, h152. 32, a. Find and b. What is the domain of h? 71. Given: k1x2 0 x 3 0 k152, k142, k132, and k122. a. Find b. What is the domain of k? For Exercises 55–58, write the domain of each function in interval notation. 55. 56. 57. 58. 59. Anita is a waitress and makes $6 per hour plus tips. Her tips average $5 per table. In one 8-hr shift, Anita’s pay can be described by where x represents the number of tables she waits on. Determine how much Anita will earn if she waits on a. 10 tables b. 15 tables c. 20 tables Section 2.7 For Exercises 60–65, sketch the functions from memory. 60. 61. f1x2 h1x2 x2 x


miller_intermediate_algebra_4e_ch1_3
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