Exam 1
1. (3 points each) Simplify and/or combine like terms, if possible.
a.
b.
c.
2. (3 points each) Factor each expression completely.
a.
b.
c.
3. (5 points each) Factor each polynomial expression completely.
a.
b.
4. (4 points each) Write answers in f
Practice Exam 4
1. At the average annual inflation rate of 7.4%, about how long would it take for the general level }
of prices in the economy to double?
l
l
2. An investment company pays 10% compounded semiannually. You want to have 526000 in the
Exam 2A
1. (6 points each) For the following equations,
a. Find the xintercept(s) of the graph of the equation.
b. Find the y-intercept(s) of the graph of the equation.
a. x2+y27xy3x4=0
, a. 2. (4 points each) Find an equation in slope-intercept fo