1. Find the value of each expression. Show your work.
(a)
(b)
(c)
(Score for Question 2: ___ of 4 points)
2. Consider the expression .
(d) How many terms are there?
(e) How many factors are in the first term? Identify them.
(f) Which term is a constant?
(Score for Question 3: ___ of 5 points)
3. Consider the expression .
(a) What is the value of the expression? Show your work.
(b) Show where to place grouping symbols so that the value of the expression is 45. Show how the value of the expression changes to 45.