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WorksheetsExtra Practice 1/25-1/29
Total questions: 24
Worksheet time: 2hrs 39mins
Name
Class
Date
1.
26 < f + 32
a)
f > -6
b)
f < -6
c)
f < 6
d)
f < 55
2.
-8x < 48
a)
x < -6
b)
x > -6
c)
x < 6
d)
x > 6
3.
-2(x+2) < 14
a)
x < - 5
b)
x > -5
c)
x < -9
d)
x > -9
4.
Is the sequence arithmetic: 10, 15, 20, 25
a)
no
b)
yes
5.
10, 15, 20, 25, … Write an explicit rule for the sequence.
a)
an = 5n + 10
b)
an = 5n + 5
c)
an = 10n + 5
d)
an = 10n + 10
6.
Find the solution to the system
x − y = 3
7x − y = −3
x − y = 3
7x − y = −3
a)
(4,1)
b)
(-1,-4)
c)
(-1,-1)
d)
vanilla
7.
Find the solution to the system
4x – 3y = 5
y = 2x – 3
4x – 3y = 5
y = 2x – 3
a)
(2,1)
b)
(1,2)
c)
(2,2)
d)
the answer is not listed
8.
The system pictured is:
a)
y > -2 + x
y ≤ 2x + 2
y ≤ 2x + 2
b)
y > 2 + x
y ≤ 2x + 2
y ≤ 2x + 2
c)
y ≥ -2 + x
y ≤ 2x + 2
y ≤ 2x + 2
d)
none of these are the system
9.
Is this a function?
a)
Yes
b)
No
10.
What is the equation of the line that passes through the point (-1,3) and is parallel to y = 2x - 7?
a)
2x - y = -5
b)
2x + y = -5
c)
2x + y = 5
d)
2x - y = 5
11.
The graph represents which of the following inequalities?
a)
3x - y > 1
b)
3x - y < 1
c)
3x - y ≤ 1
d)
3x - y < -1
12.
Simplify: 3a × 4a²
a)
12a²
b)
12a³
c)
7a
d)
7a²
13.
Identify the common difference.
-21, -18, -15, -12, ...
-21, -18, -15, -12, ...
a)
4
b)
3
c)
-4
d)
-3
14.
What is the common ratio for the sequence:
28, 14, 7, 3.5...
28, 14, 7, 3.5...
a)
2
b)
1/2
c)
-14
d)
-7
15.
You have $10 in you bank account. It doubles every month. How much money will you have after 5 months?
a)
$50
b)
$35
c)
$320
d)
$250
16.
Is the sequence geometric or arithmetic?
6, 18, 54...
6, 18, 54...
a)
Arithmetic
b)
Geometric
c)
Neither
17.
Is the sequence geometric or arithmetic?
3, 6, 9, 12...
3, 6, 9, 12...
a)
Arithmetic
b)
Geometric
c)
Neither
18.
What is the common ratio for the sequence:
28, 14, 7, 3.5...
28, 14, 7, 3.5...
a)
2
b)
1/2
c)
-14
d)
-7
19.
What is the explicit rule for the sequence:
11, 22, 44, 88...
11, 22, 44, 88...
a)
an = 2(11)n-1
b)
an = 11x2
c)
an = 11(2)n-1
20.
What is the 7 term for the rule:
f(n) = 3(0.8)n-1
f(n) = 3(0.8)n-1
a)
0.786
b)
0.629
c)
14.4
d)
2.4
21.
a-3
a)
a
b)
1 / a3
c)
1/a-3
d)
a3
22.
2x-2y-3
a)
2x2 / y3
b)
1 / 2x2y3
c)
2x2 / y-3
d)
2 / x2y3
23.
(2x4y5)(-3x2y7)
a)
6x6y12
b)
-1x6y-2
c)
-6x2y2
d)
-6x6y12
24.
Simplify 3(-x2y3)2
a)
-9x4y6
b)
-3x4y6
c)
3x4y6
d)
9x4y6
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