Simplifying Radicals

68. (a^1/2 b^-1/3 )(ab) 

80. -25^-3/2 

• Simplify each expression using the rules of exponents and examine the steps you are taking.
  
  
• Incorporate the following five math vocabulary words into your discussion. Use bold font to emphasize the words in your writing (Do not write definitions for the words; use them appropriately in sentences describing the thought behind your math work.):
  • Principal root
  • Product rule
  • Quotient rule
  • Reciprocal
  • nth root