Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{4n2}
A. Geometric; r =
B. Geometric; r = 4
C. Arithmetic; d = 4
D. Neither
Answer: D
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Solve the problem.The amount of particulate matter left in solution during a filtering process is given by the equation 
where n is the number of filtering steps. Find the amounts left for 
and 
(Round to the nearest whole number.)
A. 300 units; 1200 units B. 600 units; 75 units C. 300 units; 9 units D. 300 units; 75 units
Find all the first order partial derivatives for the following function.f(x, y) = xye-y
A. fx(x, y) = ye-y; fy(x, y) = xe-y(y - 1) B. fx(x, y) = ye-y; fy(x, y) = xe-y C. fx(x, y) = ye-y; fy(x, y) = xe-y(1 - y) D. fx(x, y) = ye-y; fy(x, y) = - xye-y
Solve the inequality. Write the solution set in interval notation.|9 - x| ? 1
A. [8, 10] B. (-?, 8] ? [10, ?) C. [8, ?) D. [10, ?)
Convert the angle to degrees-minutes-seconds. Round to the nearest whole number of seconds.-99.66°
A. -99°49'36'' B. -99°49'26'' C. -99°39'26'' D. -99°39'36''