2.12
Laws of Exponents:
Positive Exponents
from Basic Algebra: One Step at
a Time © 2002-2011
P. 207-214
Dr. Robert J. Rapalje
Seminole State College of Florida
ANSWERS TO ALL EXERCISES ARE INCLUDED AT THE
END OF THIS PAGE
ANSWERS 2.12
p. 207-213:
1. 27; 2.
x8; 3. x9; 4.
x28; 5. 55; 6. 34
or 81; 7. 28; 8. x11; 9.
a10; 10. b10; 11. c14;
12.
x121; 13a) base number, b) add;
14. subtract; 15. 23 or 8; 16. 32
or 9; 17. 42 or 16;
18.
25 or 32; 19. x2;
20. x5; 21. x4;
22. y12; 23. 3156; 24.
a6; 25. b6; 26. c12;
27a)
base number, b) subtract; 28.
multiply; 29. 36; 30. 212;
31.
x10; 32. y15;
33. x28;
34.
x12; 35. y8;
36. z18; 37. 106; 38. a14;
39. b16; 40. c10; 41. z6;
42. a4; 43. p6; 44. q8;
45.
x5; 46. y10;
47. x6; 48. x6;
49. 34 or 81; 50. 45; 51. x17;
52. 214; 53. x10; 54.
x18;
55.
b; 56. 33 or 27; 57. x3;
58. y10; 59. x20;
60. x6; 61. 27x3;
62. 64y3; 63. 25x2;
64.
16z4; 65. 16x12; 66.
125y12; 67. x12y18;
68. 9x8y10; 69.
; 70. 
;
71. 
; 72. 
; 73.
; 74.
; 75.
; 76. 
.
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