section 9.2 arithmetic sequences. objective 1 arithmetic sequence
TRANSCRIPT
Show that the sequence is arithmetic. List the first term and the common difference.
(a) 4, 2, 0, -2, . . .
(b) 4 1ns n
(c) 2 3nt n
The sixth term of an arithmetic sequence is 26, and the nineteenth term is 78.
(a) Find the first term and the common difference.
(b) Give a recursive formula for the sequence.
(c) What is the nth term of the sequence?