1/28/2016
Review Quiz 7.1-7.2
Instructor: Virginia Davis
Course: Foundations for College Math Assignment: Review Quiz 7.1-7.2
(1
1.
Divide. Simplify if possible.
(x + 2) 2
x-2
x2 -4
2x-4
+--
(x + 2) 2 x2 -4
+--=
(Simplify your answer.)
x-2
2x-4 -----2. Convert as indicated.
5.9 square yards= ___ square feet
------ square feet
3. Simplify the expression.
Give the Domain of the expression: What can x NOT
equal?___________
x+5
x2 -2x -35
Select the correct choice below and fill in any answer boxes in your choice.
x+5
A.
(Simplify your answer.)
2
x - 2x-35
B. The expression cannot be simplified.
4.
-----=
Find the quotient and simplify.
2
u 2 -v
u
u+v
u2 +vu
2
u -v2
u +v
+
2
u + vu
=
------ (Simplify your answer.)
5. A tower has a curtain wall (the exterior skin of the building) that is approximately 128,000 square yards. Convert this
to square feet.
h Ups://xiitemprod .pearsoncmg .com/api Iv l /print/math
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ALSO. Give the Domain of the expression. What can x NOT
equal?____________