For what values of x does the series converge absolutely?
A. 7 ? x ? 9
B. 7 ? x < 9
C. 7 < x ? 9
D. 7 < x < 9
Answer: D
Mathematics
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Find the limit.
A. 1 B. ? C. 0 D. No limit
Mathematics
The figure shows the graph of a function. At the given value of x, does the function appear to be differentiable, continuous but not differentiable, or neither continuous nor differentiable?x = 0
A. Differentiable B. Continuous but not differentiable C. Neither continuous nor differentiable
Mathematics
Use the integral test to determine whether the series converges.
A. converges B. diverges
Mathematics
Write the polar equation in terms of x and y.r = 
A. 4x + y = 5 B. 4x + y = 25 C. x + 4y = 5 D. x + 4y = 25
Mathematics