Multiple Choice
Identify the
choice that best completes the statement or answers the question.
|
|
|
Write an equation for the nth term of the given geometric
sequence.
|
|
|
1.
|
8, 72, 648, ..., a
|
|
|
2.
|
–12, –36, –108, ... a a. | –108(3) | c. | –12(3) | b. | –12( 3) | d. | –12(3) |
|
|
|
Find the indicated term of the given geometric sequence.
|
|
|
3.
|
a = 11, r = 3.4, n = 7
a. | 57775.69 | c. | 16992.85 | b. | 196437.33 | d. | 8217.24 |
|
|
|
4.
|
a = –5, r = 5, n =
5
a. | –15625 | c. | –25600 | b. | 15624 | d. | –3125 |
|
|
|
Find the geometric means in the following sequence.
|
|
|
5.
|
a. | –200, –1000, –5000, –25015 | c. |  40,  200,  1000,  5000 | b. | –800,
–1200, –1600, –2000 | d. | 40, 200, 1000, 5000 |
|
|
|
6.
|
a. | 9295, –120835, 1570855, –20421130 | c. | –14300, –21450,
–28600, –35750 | b. | 715, 9295, 120835, 1570855 | d. | –715, 9295, –120835,
1570855 |
|