MATH 121 EXPONENTS AND RADICALS

Simplify each of the following. Simplifying includes eliminating any negative exponents. In problems that involve radicals, simplifying includes pulling out everything possible from under the radical and getting radicals out of the denominator.

  1. (-1)6
  2. (-5)0
  4. -24
  5. -2(-5)2
  6. (102)3
  8. a5a4a0
  16. 5-2

 

  2. (9x2y4)-3/2, x¹ 0, y ¹ 0
  3. , z ¹ 0
  1. , x ¹ 0
  2. , a ¹ -b3c
Solutions
  1. 1
  2. 1
  4. -16
  5. -50
  6. 106 = 1,000,000
  7. 25 = 32
  8. a9
  14. y
  15. -.2
  17. 64
  18. 2
  20. 5
  3. 5
  5. a2y3
  12. 10x
  8. does not simplify
  9. does not simplify
  14. 3
  15. 4