Determine if the infinite geometric series converges or diverges. If the series converges, find its sum.3 - 
+ 
- . . .
A. diverges
B. converges, - 
C. converges, 3
D. converges, 
Answer: D
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Write out the first five terms of the sequence.{3n - 1}
A. 2, 3, 4, 5, 6 B. 2, 5, 8, 11, 14 C. -2, -5, -8, -11, -14 D. 4, 7, 10, 13, 16
Use the properties of determinants to find the value of the second determinant, given the value of the first.Given 
= 3, find the value of 
.
A. 3 B. -3 C. 24 D. -24
Solve the problem by using a nonlinear system.In 1975, 
and 
had the same population. The population of 
continued to increase steadily, while the rate of population growth of 
(although initially less than that of 
) eventually
overtook the growth rate of City #2. The populations of two cities are modeled by the following equations: 
: 
; 
: 
, where 
corresponds to the year 1975. In what year after 1975 did the cities have the same population?
A. 1978
B. 1980
C. 1979
D. 1981
Solve the system by elimination.
A. (4, -11) B. (11, -4) C. (-4, 11) D. (7, -11)