Review for Ch 12 Quiz
Wednesday, May 05, 2010
1:22 PM
1. Find the firsts 4 terms of the sequence
a n = 3n(n2 + 2)
2. Write the next 3 terms of the arithmetic sequence. Then write the formula
and find the 13th term.
-10, -7, -4, -1 . . .
3. Find the sum of the series:
4. Find the next 3 terms of the geometric sequence. Then write the formula
and find the 10th term.
3, -12, 48, . . .
5. What is the first term of an arithmetic sequence with d = -3 and
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5. What is the first term of an arithmetic sequence with d = -3 and
10th term of 13.
6. Find the sum of the first 12 terms of the arithmetic series
2 + 6 + 10 + . . .
7. Find the sum of
Leave your answer as a decimal or fraction.
8. Write a rule for the nth term of the geometric sequence with a1 = 2 and
a4 = -16. Then find a7.
9. Write a rule for the nth term of the arithmetic or geometric sequence.
Find a10, then find the sum of the first 10 terms of the sequence.
-5, -1, 3, 7 . . .
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10. Write a rule for the nth term of the arithmetic sequence that has the
terms a5 = 11 and a11 = 47
11. Find the sum of the arithmetic series
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