Determine the radius of convergence of the power series.
A. ?
B. 8
C. 4
D. 0
Answer: D
Mathematics
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Solve. Write the answer as a mixed number in simplest form.A nail 3
inches long is driven into a board 2
inches thick. How much of the nail protrudes from the other side of the board?
A. 1
in.
B. 2
in.
C. 
in.
D. 
in.
Mathematics
Write a numerical expression for the phrase and simplify it.Twice the product of -5 and -7, subtracted from 9
A. (9)(2)(-5)(-7); 630 B. (9 - 2)(-5 ? -7); 245 C. (9)(2)(-5 + 7); 36 D. 9 - 2(-5 ? -7); -61
Mathematics
Evaluate the exponential function at the specified value of x.f(x) = 3x , x = 3
A. 
B. 9
C. 1
D. 27
Mathematics
Estimate the answer by rounding as indicated.Estimate by first rounding to the nearest hundred.6501 ÷ 531
A. 14 B. 13 C. 17 D. 11
Mathematics