Arithmetic Sequence

Write an equation for the nth term of the given arithmetic sequence.

1.  7, 13, 19, 25, …

2.  –14, –30, –46, –62, …

Find the indicated term of the given arithmetic sequence.

3.  a14 for 200, 196, 192, …

4.  Find the indicated term of the given arithmetic sequence.
a1 = 105, d = –2, n = 9

Find the arithmetic means in the given sequence.

5.  145, ?, ?, ?, 205

6.  1, ?, ?, ?, 97

Answers

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