Determine whether the infinite geometric series converges or diverges. If it converges, find its sum.-10 - 5 - 
- ...
A. Converges; - 
B. Converges; - 20
C. Converges; 10
D. Diverges
Answer: B
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Refer to the following normal curve, with mean ? and standard deviation ?.
If the standardized value of x is 0.5, then x =
A. 120. B. 137. C. 100. D. 80. E. none of these
Find the requested product.f(x) = x + 4, g(x) = x - 10 Find (f ? g)(x) and (f ? g)(-2).
A. (f ? g)(x) = x2 - 6x - 40; (f ? g)(-2) = -24 B. (f ? g)(x) = x2 + 6x - 40; (f ? g)(-2) = -48 C. (f ? g)(x) = x2 - 6x + 40; (f ? g)(-2) = 56 D. (f ? g)(x) = x2 + 14x + 40; (f ? g)(-2) = 16
For the compound inequality, give the solution set in both interval and graph forms.1 ? 3x + 4 and 4x - 9 < 3
A. [-1, 3)
B. [-1, 3]
C. (-1, 3)
D. (-1, 3]
Find the function value.Find f(-x) when f(x) = -3x + 7.
A. -3x - 7 B. 3x - 7 C. 3x + 7 D. -x + 7