3 years ago

A sequence has a second term of 1 and a common difference of -3.

1 answer:

6 0

If the 2nd term, a(2), equals 1, then the next term has to be 1-3, or -2. The next term after that has to be -2-3, or -5. Repeating this procedure twice more, we get the 5th term; it is -11.

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