Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.5, 8, 11, 14, . . .
A. yes, -3
B. yes, 9
C. no
D. yes, 3
Answer: D
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Provide an appropriate response.If we apply the quadratic formula and find that the value of b2 - 4ac equals zero, what can we conclude about the solutions?
A. The equation has no real number solutions. B. The equation has exactly one rational solution. C. The equation has two different rational solutions. D. The equation has exactly one irrational solution.
Determine whether the series is absolutely convergent, conditionally convergent, or divergent.
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For the given geometric sequence, find the limit of the infinite series, if it exists. -10, -5, - 
, - 
, . . .
A. - 20
B. -10
C. 10
D. - 
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.-9, 9, -9, 9, -9, . . .
A. yes, --9 B. yes, -1 C. yes, -9 D. no