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Algebra 2 Semester 1 Review (Day 1)
Συνεισφορά από: Kuester
Evaluate:
6 ÷ 2 • 3 + 3 - 3(1 - 17)÷ 4
C
A
B
D
Solve:
4x + 21 = 7(x + 9)
x = 13
x = -12
x = -14
x = 16
A
C
B
D
Solve:

3 < 2x + 11 < 17
-3 < x < 4
-4 < x < 3
4 < x < 2
-8 < x < 6
Solve the system:

7x + y = -17
3x - 10 y = 24
(-3, -2)
(-2, 6)
(-2, -3)
(-3, 4)
Solve the system:

3x + 6y = -9
x + 2y = -3
(-1, -2)
(3, -3)
Infinitely Many Solutions
No Solution
A
C
y ≥ -2
B
D

You are selling frozen yogurt at a fair.  You make 

$565 and use 250 cones.  A single-scoop cone 

costs $2 and a double-scoop cone costs $2.50. 

How many of each type of cone did you sell?

130 single-scoop cones and 110 double scoops
120 single-scoop cones and 130 double scoops
100 single-scoop cones and 150 double scoops
175 single-scoop cones and 75 double scoops
Solve:

x + 2y - 6z = 23
x + 3y + z = 4
2x + 5y - 4z = 24
(1, 3, -6)
(1, 2, -3)
(3, 1, -3)
4, -1, -1)
C
A
B
D
(x - 10)(x + 2)
(x - 4)(x - 5)
(x - 4)(x + 5)
(x + 4)(x - 5)
Factor completely:

x2 - x - 20
Factor completely:

3u2 - 108
3(u - 6)(u + 6)
(3u - 18)(u + 6)
(u - 6)(3u + 18)
(3u + 6)(u - 18)
Factor completely:

12x2 +7x -10
(6x - 5)(2x + 2)
(4x - 5)(3x + 2)
(3x - 2)(4x + 5)
(3x + 5)(4x -2)
A
C
B
D
C
A
B
D
Simplify:  (-4 +2i) -(7 - 3i)
-11 - i
-22 + 26i
-11 + 5i
34 - 26i
A
C
B
D
Solve:  4x2 + 28x = 15
-1/2, 15/2
-3/2, 7/2
-1/2, -5/2
-15/2, 1/2 
C
A
B
D
C.
B.
D.
A.
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