Solve using Gauss-Jordan elimination. 6x + 4y = 0 4x + 2y = -2
A. (3, -2)
B. (-2, -3)
C. (-2, 3)
D. No solution
Answer: C
Mathematics
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A. {3, 4, 5, 6, 7} B. {4, 5, 6} C. {3, 4, 5, 6} D. {4, 5, 6, 7}
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Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.5, 
, 
, 
, . . .
A. yes, 
B. yes, 4
C. no
D. yes, 
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Solve the combined inequality and graph the solution set. Write the solution in interval notation.3 ? 
? 12
A. 
, 
-  |  |
B.
-  |  |
C.
 ? |  |
D.
 ? |  |
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Decompose into partial fractions.
A. 
- 
B. 
+ 
C. 
+ 
D. 
- 
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