Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. diverges
C. converges; 
D. converges; 
Answer: D
Mathematics
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Tell whether the equation determines y to be a function of x.
?
?
A. no B. yes
Mathematics
Graph the function. Give the domain and range.f(x) = 
A. domain: (4, ?); range: (0, ?)
B. domain: (-4, ?); range: (0, ?)
C. domain: (-?, -4); range: (0, ?)
D. domain: (-4, ?); range: (-?, ?)
Mathematics
Write the augmented matrix for the system of equations.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is 
where s is in feet. How long (to the nearest tenth) will it take the ball to fall 140 feet?
A. 1.9 sec B. 3.0 sec C. 2.1 sec D. 4.4 sec
Mathematics