 Arithmetic and Geometric Sequences
3 years ago
kwoodhouse
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Practice 28 QuestionsShow answers
• Question 1
900 seconds
Q. Find the 22nd term of the following sequence:
5, 8, 11, ...
14
68
63
71
• Question 2
900 seconds
Q. Create the formula for the sequence:
2, 8, 14, ...
an=2+6n
an=-6+6n
an=6n-4
an=4-6n
• Question 3
900 seconds
Q. Identify the common difference.
10, 20, 30, 40, ...
5
10
15
20
• Question 4
900 seconds
Q. Identify the common difference.
-21, -18, -15, -12, ...
4
3
-4
-3
• Question 5
900 seconds
Q. Identify the common difference.
97, 86, 75, 64, ...
8
11
-11
-8
• Question 6
900 seconds
Q. Identify the common difference.
3, 7, 11, 15, ...
6
5
4
2
• Question 7
900 seconds
Q. Find the 32nd term of this sequence.
34, 37, 40, 43, ...
32
64
127
356
• Question 8
900 seconds
Q. Find the 32nd term of this sequence.
9, 4, -1, -6, -11, ...
81
-34
-146
-225
• Question 9
900 seconds
Q. Given the sequence:
25, 21, 17, 13,...
Write the explicit equation that models the sequence.
an = 4n + 29
an = -4n + 25
an = -4n + 29
an = 4n + 25
• Question 10
900 seconds
Q. What are the next 3 terms in this sequence of terms? 3, 7, 11, 15
18, 22, 26
19, 21, 23
19, 23, 27
18, 21, 24
• Question 11
900 seconds
Q. What is the distance from one number to the next in a sequence of numbers that is represented by a (d) in an arithmetic sequence?
Common denominator
Common opposites
Common domain
Common difference
• Question 12
900 seconds
Q. The next two terms of the sequence 4,7,10,13 are
16 and 19
15 and 19
16 and 18
15 and 18
• Question 13
900 seconds
Q. The next term of the sequence 2,4,8,16 are
64
32
108
20
• Question 14
900 seconds
Q. The next two terms of the sequence 12,17,22,27 are
28 and 33
29 and 34
27 and 32
30 and 35
• Question 15
900 seconds
Q. The pattern followed by the sequence 3,6,9,12 is...
Multiple of 3
prime no.s
odd no.s
multiple of 6
• Question 16
900 seconds
Q. The next term of the series 4,16,64 is
256
132
120
150
• Question 17
900 seconds
Q. The next term of the series 11,8,5,2 are
-1
-2
1
2
• Question 18
900 seconds
Q. Is the sequence geometric or arithmetic?
3, 6, 9, 12...
Arithmetic
Geometric
Neither
• Question 19
900 seconds
Q. Is the sequence geometric or arithmetic?
6, 18, 54...
Arithmetic
Geometric
Neither
• Question 20
900 seconds
Q. What is the common ratio for the sequence:
3, 15, 75...
12
1/5
5
• Question 21
900 seconds
Q. What is the explicit rule for the sequence:
11, 22, 44, 88...
an = 2(11)n-1
an = 11x2
an = 11(2)n-1
• Question 22
900 seconds Q. What is the common difference of this sequence?
4
3
7
1
• Question 23
900 seconds Q. This image shows how a certain bacteria grows in a petri dish. What is the common ratio of this sequence?
4
3
2
6
• Question 24
900 seconds
Q. Which formula is used to find the explicit equation for arithmetic sequences?
an = an-1 + d
an = an-1 * r
an = a1 + d(n-1)
an = a1 * rn-1
• Question 25
900 seconds
Q. Which formula is used to find the recursive equation for arithmetic sequences?
an = an-1 + d
an = an-1 * r
an = a1 + d(n-1)
an = a1 * rn-1
• Question 26
900 seconds
Q. Which formula is used to find the explicit equation for geometric sequences?
an = an-1 + d
an = an-1 * r
an = a1 + d(n-1)
an = a1 * rn-1
• Question 27
900 seconds
Q. Which formula is used to find the recursive equation for geometric sequences?
an = an-1 + d
an = an-1 * r
an = a1 + d(n-1)
an = a1 * rn-1
• Question 28
900 seconds Q. What is the explicit formula the following arithmetic sequence?