For what values of x does the series converge conditionally?
A. x = 3
B. x = 3, x = 5
C. x = 5
D. None
Answer: A
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Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Solve the problem.log 7 1 = x
A. 1 B. 7 C. 49 D. 0
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = x - 8; g(x) = 7x2;
Find f - g.
A. (f - g)(x) = 7x2 + x - 8; (-?, ?) B. (f - g)(x) = -7x2 + x - 8; (-?, 8) ? (8, ?) C. (f - g)(x) = -7x2 + x - 8; (-?, ?) D. (f - g)(x) = 7x2 - x + 8; (-?, ?)
Solve the problem.A rocket is shot straight up in the air from the ground at a rate of 53 feet per second. The rocket is tracked by a range finder that is 424 feet from the launch pad. Let d represent the distance from the rocket to the range finder and t represent the time, in seconds, since "blastoff". Express d as a function of t.
A. d(t) = 
B. d(t) = 4242 + (53t)2
C. d(t) = 
D. d(t) = 424 + 53t2