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WorksheetsQUIZ 3 CHAPTER 2
Total questions: 10
Worksheet time: 53mins
Name
Class
Date
1.
Solve for x
l 2x−1 l = 9
l 2x−1 l = 9
a)
x = 5 and x =-4
b)
x = 5 and x = -5
c)
Only x = 5
d)
No Solution
2.
Solve for x
l 2x−1 l +4 = 8
l 2x−1 l +4 = 8
a)
x = 2.5 and x = -1.5
b)
x = 2 and x = -1
c)
x = -2 and x = 9
d)
No Solution
3.
−2|−2r − 4| = -12
a)
x = 5 and x = 1
b)
x = -5 and x = -1
c)
x = -5 and x = 1
d)
No Solution
4.
|−4 + 5x| = 16
a)
{16/5,12/5}
b)
{4,-5}
c)
{-12/5, 4}
d)
4
5.
What is the reason that absolute value is always written as a positive?
a)
Absolute value is talking about numbers so it must be positive.
b)
Absolute value does not always have to be positive.
c)
Absolute value is like a clock it has only positive numbers.
d)
Absolute value is talking about distance, distance is always measured by positive numbers.
6.
True or False: Is x = 4 a solution to |x + 5| = -9
a)
True
b)
False
7.
Solve.
|c + 4| < 5
|c + 4| < 5
a)
x < -9 or x > 1
b)
-9 < x < 1
c)
x < 9 or x > -1
d)
-1 < x < 9
8.
Solve.
|y - 4| ≥ 8
|y - 4| ≥ 8
a)
y ≤ -4 or y ≥ 12
b)
-4 ≤ y ≤ -12
c)
y ≤ 4 or y ≥ -12
d)
-12 ≤ x ≤ 4
9.
Solve.
|5x + 7| < 22
|5x + 7| < 22
a)
x < -5 ⅘ or x > 3
b)
-5 ⅘ < x < 3
c)
-3 < x < 5 ⅘
d)
x < -3 or x > 5 ⅘
10.
Solve:
4∣2x+7∣=16
a)
x=−5.5 OR x = −1.5
b)
x=5.5 OR x = 1.5
c)
x=2.4 OR x = −0.4
d)
x=−2.4 OR x = 0.4
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