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Home > CC3 > Chapter 2 > Lesson 2.1.8 > Problem 2-80

2-80.

Evaluate the expressions below for the given values.  Homework Help ✎

  1.   for    and   

    Substitute the given values for the variables and .

    Simplify the expression.

  1.  for   

    Substitute for in the expression. Then simplify.

  1.   for   

    After substituting for , the expression becomes:

  1.  for  

    Replace each with , and then simplify the expression.