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WorksheetsCollege Prep Algebra 2 Test 3-1 Review
Total questions: 10
Worksheet time: 30mins
Name
Class
Date
1.
What does i2 = ?
a)
-1
b)
√-1
c)
1
d)
-√1
2.
Find the sum.
(5-2i) + (-7+8i)
(5-2i) + (-7+8i)
a)
-2+6i
b)
12+6i
c)
-35-16i2
d)
-35 -16i
3.
Simplify (5 + 3i) - (6 - 8i)
a)
−1 + 11i
b)
−1 − 5i
c)
−30 −24i2
d)
−6 − 58i
4.
The product of (3 -2i) and (7+6i) is
a)
21 - 12i
b)
9 + 4i
c)
33 + 4i
d)
21 + 16i
5.
Solve the quadratic inequality x2 − 4x − 12 >0 .
a)
(−∞, −2) ∪ (6, ∞)
b)
(−∞, −6) ∪ (2, ∞)
c)
(−6, 2)
d)
(−2, 6)
6.
Solve the quadratic inequality x2 +4x − 21 ≤ 0 .
a)
(−∞, −7] ∪ [3, ∞]
b)
(−∞, −3] ∪ [7, ∞]
c)
[−7, 3]
d)
[−3, 7]
7.
Solve for x and y
y = 2x + 1
y = 4x - 1
y = 2x + 1
y = 4x - 1
a)
(1,3)
b)
(-1,-3)
c)
(-1,3)
d)
(3,1)
8.
x + 2y = -4
x - 2y = 8
x - 2y = 8
a)
(2,5)
b)
(2,-3)
c)
(2,-2)
d)
(-3,2)
9.
Find the solution.
a)
(4,2) and (0,9)
b)
(-4,-1) and (2,5)
c)
(5,3) and (5,2)
d)
(-4,2) and (5,9)
10.
Azariya and Michelle both offer baby sitting services. Azariya charges $20 as a booking fee, but only charges $5 per hour. Michelle charges $10 an hour, but has no booking fee. Using the table below, when will they charge the same price?
a)
2 Hours
b)
3 Hours
c)
4 Hours
d)
5 Hours
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