Algebra II
posted by 1234White5678
1.
Which represents the first two terms of the sequence:
a_1 = 2 and a_n = 2(a_n1)^2
option a. 8, 128
option b. 16, 1024
option c. 2, 16
option d. 2, 8
2.
Which is the seventh term in the sequence:
a_n = 1/125 * 5^n1
option a. 125
option b. 625
option c. 25
option d. 5
3.
Which is the 10th term in the sequence:
62, 47, 32, 17, 2, ...
option a. 58
option b. 88
option c. 73
option d. 12
4.
Which is the 14th term of the sequence:
1/81, 1/27, 1/9, 1/3, 1,...
option a. 2187
option b. 6561
option c. 19,683
option d. 59,049

Steve
#1,2  just plug in a value for n
#3 Tn = 62 + 15(n1) = 77+15n
#4 Tn = 1/243 * 3^n
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