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Published byBrice Charles Modified over 7 years ago

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Review for the Test Find both an explicit formula and a recursive formula for the nth term of the arithmetic sequence 3, 9, 15,……… Explicit Formula ______________________________ Recursive Formula ______________________________ 10, 8, 6,…….………

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Find both an explicit formula and a recursive formula for the nth term of the Geometric sequence , 10, 20,……… Explicit Formula _________________ Recursive Formula _________________ 54,18,6,…… Explicit Formula ___________________

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**Recognize and use simple arithmetic and geometric sequences.**

Tell whether the sequence is geometric, arithmetic, or neither. Circle your answer. 84, 42, 21,………. a. arithmetic b. geometric c. neither Tell whether the sequence is geometric, arithmetic, or neither. 2.5, 3.7, 4.9,……………….

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**Find first five consecutive terms of the sequence given **

a1=4 and an=an-1+5 Find the sixth term of a geometric sequence with a first term of 5 and a common ratio of 3 Find the 5th term for arithmetic sequence with a first term -24 and common difference of 2

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**Determine the common ratio, and find the next three terms of each geometric sequence.**

3m, 9m, 27m, ________, ________, ________ Determine the common difference and find the next four terms of the sequence -8,-6,-4, _______, ________, ________, _________

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**Find the indicated sum of each arithmetic series:**

40th partial sum of ………. Find the sum of the geometric series described: The sum of first six terms of …

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**Find the sum of the geometric series described**

a1= an= r=3 Find the sum of first 8 terms of geometric seris …….

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