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## Arithmetic Sequences

1.
Find the next three terms for the sequence. $14,34,54,74,94,...$
1. 114, 134, 154
2. 188, 208, 228
3. 104, 124, 144
4. 84, 104, 124
2.
In the following sequence, what is the common difference? 3, 10, 17, 23, ...
1. 3
2. 23
3. 7
4. None of the above
3.
Determine $d$ for the following sequence: $4,7,10,13,16....$
1. 3
2. 4
3. 16
4. 1
5. none of these are correct
4.
What is the common difference of the arithmetic sequence 9, -1, -11, -21,...?
1. -10
2. -9
3. 9
4. 10
5.
Using the explicit formula, find the 21st term. $a_n=12+(n-1)6$
1. 100
2. 132
3. 120
4. 192
6.
Find the 20th term of the sequence: 3, 8, 13, 18,...
1. 95
2. 96
3. 97
4. 98
7.
Find the 100th term in the sequence: -3, -5, -7, -9, ...
1. 195
2. -201
3. 201
4. -195
8.
The $n^(th)$ term of the arithmetic progression $-3, -8, -13, ...$ is
1. $2+5n$
2. $8+5n$
3. $2-5n$
4. $8-5n$
9.
In the explicit rule $f(n)=31+4(n-1)$, the common difference is 31.
1. True
2. False
10.
In the recursive rule, $f(1)=5, \ \ f(n)=f(n-1)-15 " for " n>=2$, the common difference is 15.
1. True
2. False
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