The arithmetic sequence is
.
Now we can find the common difference d by subtracting two consecutive terms.
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So, the common difference
.
The arithmetic sequence with first term
, common difference
.
Apply nth term of the arithmetic sequence formula:
.



Make a table first five terms of the sequence.
\| \
n \ | \
0.25n – 1 | \ \
an \ | \
\
(n, an) \ | \
| \
1 \ | \
\
0.25(1) – 1 = –0.75 \ | \
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–0.75 \ | \
\
(1, –0.75) \ | \
| \
2 \ | \
\
0.25(2)–1=0.5–1=–0.5 \ | \
\
–0.5 \ | \
\
(2, –0.5) \ | \
| \
3 \ | \
\
0.25(3)–1=0.75–1=–0.25 \\ | \
\
–0.25 \ | \
\
(3, –0.25) \ | \
| \
4 \ | \
\
0.25(4) – 1 = 1 – 1 = 0 \\ | \
\
0 \ | \
\
(4, 0) \ | \
| \
5 \ | \
\
0.25(5)–1 = 1.25–1 = 0.25 \\ | \
\
0.25 \ | \
\
(5, 0.25) \ | \
Graph the first five terms of the sequence.
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The nth terms of the sequence
.
Graph the first five terms of the sequence.
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