For Exercises 71-88, solve the equations on the interval [0, 2т). 72. umn(1 -) - V3 71. cos x + = -1 72. tan x 3 1 73. sin 0 3 74. cos e 4 75. 8tanx + 3 = 0 76. 4cosx = -7 77. 6cos?x + 7 cos.x - 5 = 0 78. 6csc?x + 11cscx - 2 = 0 79. 17 cos²x + 4cosx - 1 = 0 80. 10 sin?x 81. 2cos²x – 5 sinx + 1 = 0 3 sinx – 4 = 0 - 82. tanx - 4secx + 5 = 0 83. sin 2x + cos.x = 0 84. sinx = cos 2x 85. cos 0 – cos 30 = 0 86. sin2x + sin 4x = 0 87. cosx + 1 = sinx 88. сotx 3 csCx + 1

For Exercises 71-88, solve the equations on the interval [0, 2т). 72. umn(1 -) - V3 71. cos x + = -1 72. tan x 3 1 73. sin 0 3 74. cos e 4 75. 8tanx + 3 = 0 76. 4cosx = -7 77. 6cos?x + 7 cos.x - 5 = 0 78. 6csc?x + 11cscx - 2 = 0 79. 17 cos²x + 4cosx - 1 = 0 80. 10 sin?x 81. 2cos²x – 5 sinx + 1 = 0 3 sinx – 4 = 0 - 82. tanx - 4secx + 5 = 0 83. sin 2x + cos.x = 0 84. sinx = cos 2x 85. cos 0 – cos 30 = 0 86. sin2x + sin 4x = 0 87. cosx + 1 = sinx 88. сotx 3 csCx + 1

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter77: Machining Compound-angular Surfaces

Section: Chapter Questions

Problem 5A

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