Geometric-sequence-and-series-assignment-help-
Geometric-sequence-and-series-assignment-help-
Accurately answer all questions. Double check all work.
ind the next two terms in the geometric sequence shown below.
5, 15, 45, …
75, 105
135, 405
55, 65
675, 30375
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Find the next two terms in the geometric sequence shown below.
16, 8, 4, …
2, 1
1, 0
2, ½
0,-4
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Find three geometric means between 9 and 144.
42.75, 76.5, 110.25
2304, 36864, 589824
18, 36, 72
27, 81, 243
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Write an equation for the nth term in the sequence.
200, 50, 12.5…
|
A. an = 200 • 4n – 1 |
| B. an = 200 • (-4)n – 1 |
| C. an = 200 • (-1/4)n – 1 |
| D. an = 200 • (1/4)n – 1 |
A
B
C
D
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Find the 15th term in the geometric sequence shown below.
1, 3, 9,…
4782969
14348907
43
1594323
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Find the sum for the geometric series shown below.
198.4375
96.875
196.875
396.875
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Find the sum for the geometric series shown below.
126
124
252
254
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If S6 = 189 and r = 2, what is a1?
9
6
3
3/2
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If S8 = 1530 and r = 2, what is a1?
3
6
9
12
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A portion of John’s parental family tree is shown below. Find a rule for the number of people in the nth generation.
| A. An = 2(2)n – 1 |
| B. An = 1(2)n – 1 |
| C. An = 2(2)n |
| D. An = 1(2)n |
