WK 5 MATH HOMEWORK
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#1
Multiply.
(3y - 7)
A.
B.
C.
D.
#2
Divide and simplify.
A. 3u/v
B. 3v/u
C. -3v/u
D.
#3
Simplify.
A.
B.
C.
D.
#4
Factor completely.
A. (h - 9s)(h - s)
B. (h - 3s)(h - 3s)
C. (h + 3s)(h - 3s)
D. it is a prime trinomial
#5
Factor completely.
A.
B.
C.
D. it is a prime trinomial
#6
Subtract and simplify.
A.
B.
C. a + b
D. -a - b
#7
Solve for x.
(x - 3)(x - 1) = 0
A. {3, 1}
B. {-3, -1}
C. { -3, 1}
D. {3, -1}
#8
Find the solution set.
A. {3, 5}
B. {3, 0}
C. {-3, -5}
D. {5/4}
#9
Solve for .
A.
B.
C.
D.
#10
Solve for x.
A.
B.
C.
D. There are no real solutions
#11
Graph.
y =
A.
B.
C.
D.
#12
Multiply and simplify.
(4y + 3)(y2 + 3y + 1)
A. 4y?y2 + 4y?3y + 4y + 3y2 + 9y + 3
B. 4y3 + 12y2 + 4y + 3y2 + 9y + 3
C. 4y3 + 15y2 + 13y + 3
D. 4y3 + 19y2 + 7y2 + 9y + 3
#13
The following relation is not a function:
A. y = 3x + 7
B. x = y^2
C. y = x
D. x = y + 1
#14
Simplify
A.
B.
C.
D.
#15
You are adding 4 fractions. The denominators are: 3a, 24b, 7a, and 25b. What is the LCD?
A. 235,200ab
B. 235,200a^2b^2
C. 210 ab
D. none of these
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