9. 8
10. 10
11. 4
12. 5
13. −3
14. −6
15. −12
16. 34
17. 3
18. −6
19. Not a real number
20. Not a real number
21. 1
22. −1
23. −7
24. 4
25. 42–√
26. 55–√
27. 3x2–√
28. 3x3–√
29. 3xx−−√
30. 2x2x−−√
31. 3x2–√
32. 5x2–√
33. 3x5x−−√
34. 6xx−−√
35. −2x
36. 4x
37. −x2
38. −3x2
39. 10−−√8
40. 6–√10
41. 2x
42. 7–√32x
43. 2x3−−−√4x2
44. −5x3−−−√42x2
45. x2
46. 2x25y3
47. 3x3y2
48. x3y
49. 73–√
50. 62–√
51. 95–√
52. 67–√
53. 32x−−√
54. 55x−−√
55. −3–√3
56. 52–√3
57. 23x−−√3
58. 102x−−√3
59. 2x−−√(x2+3x−20)
60. 2x−−√(10x2+7x−18)
61. (2x−y)23xy−−−√
62. 2xy−−−√(2x+4y−3x2)
63. 23–√3
64. 25–√
65. 7 15−−√15
66. −32–√4
67. 2–√−x2−x2
68. 5–√−2x5−4x2
69. 3(2+3–√)
70. 5(1+2–√)
71. 3–√−2–√
72. 3(5–√+3–√)
73. 7−210−−√3
74. 5+21−−√2
75. 2x+h−2x(x+h)−−−−−−−√h
76. a2x+6a x−−√ +9a2x−9
77. 14+h−−−−−√+2
78. 1y+9−−−−√+3
79. 12+4−x−−−−−√
80. 1x+2−−−−−√+2–√
81. 1x−−√+2
82. 1(x+5)(x−−√+5–√)
83. 2xx2+4x−−−−−−√+x
84. xx2+2x+3−−−−−−−−−√+x2+3−−−−−√
85. 5
86. 12
87. −2
88. −3
89. 4
90. 64
91. −1125
92. −127
93. 12527
94. 9
95. x9/10
96. 5x19/15
97. x1/10
98. x11/12
99. 4x4
100. 4x3/2
101. 19x4y2
102. 164x6y9
103. 5x5/4
104. 5x11/6
105. x3y8
106. x5/63y
107. 31/2
108. 51/2
109. x3
110. x4
111. x2y3
112. 2xy4
113. 3
114. 7
115. x5/3
116. 2x
117. 864−−−√15
118. 648−−−√12
119. x(x5−−√12)
120. x(x4−−√35)
121. m250m8n7−−−−−−−√9
122. 3xy(3xy−−−√6)
123. xy(x9y13−−−−−√30)
124. ab3675a4b12−−−−−−−−√30
125. 23x1/3(7x−6)
126. 13x1/3(49x+4)
127. 2(3x+1)1/3(7x−1)
128. 7(3x−1)1/3(x+1)
129. (x2+1)1/2(14x3−5x2+8x−2)
130. (x2+2)1/2(5x3−8x2+4x−4)
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