Solve.
= 9
A. 86
B. 196
C. 76
D. 81
Answer: C
Mathematics
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Write the first four terms of the geometric sequence.a = 160, r > 0, a5 = 10
A. 160, -80, 40, -20 B. 160, 80, 40, 20 C. 80, 40, 20, 10 D. 160, 80, 40, 10
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Write the series in summation notation. Use the index i and let i begin at 1 in each summation.2 + 7 + 12 + 17 + 22
A. 
B. 
C. 
D. 
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Factor completely. If the polynomial cannot be factored, say it is prime.(x + 4)2 - 5(x + 4) + 6
A. (x2 + 4x - 3)(x2 + 4x - 2) B. (x + 1)(x + 2) C. (x + 7)(x + 6) D. (x2 - 4x + 3)(x2 - 4x + 2)
Mathematics
Find the indicated limit if it exists.
(
- 2)
A. 2 B. 0 C. -2 D. does not exist
Mathematics