CPM Homework Banner

Home > PC3 > Chapter 5 > Lesson 5.2.3 > Problem 5-87

5-87.

​Let . Evaluate each of the following expressions, or state “impossible” and explain why. It may be helpful to first replace and with their definitions.  

  1.  

  1.  

    This means you need to solve .

  1.  

  1.  

  1.  

  1.