Find the vertex.f(x) = -x2 + 7x + 1
A. (7, 1)
B. 
C. (-7, -97)
D. 
Answer: D
Mathematics
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 1
C. converges; 
D. diverges
Mathematics
Solve the problem.If f(t) = 4
- 4
, find t so that f(t) = -12.
A. t = 7 B. t = -7 C. t = 4 D. t = 12
Mathematics
Find all specified roots.Cube roots of 1.
A. -1, 1
B. 1, 
- 
i, - 
- 
i
C. 1, - 
+ 
i, - 
- 
i
D. 1, 
+ 
i, - 
+ 
i
Mathematics
Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics