Simplify. Assume that all variables represent positive numbers.

A. 6x
B. 4
C. 4x
D. 6x2


Answer: A

Mathematics

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Graph the set of real numbers on a number line.{x|-5 ? x < -1}

A.

B.

C.

D.

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Solve the problem.Sue works for Acme Manufacturing Company packing boxes of staples. She is paid $0.15 per box packed. Last week she packed a total of 2110 boxes, of which 83 were packed during overtime hours. What were her gross earnings for the week if time-and-a-half per box is paid for overtime?

A. $322.73 B. $321.90 C. $331.03 D. $323.56

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Evaluate the expression.27-2/3

A. -9
B. - 
C.
D.

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Find the Taylor series for the given function. Give the interval of convergence.f(x) = 

A. 2 - 2x2 + 2x4 - 2x6 + . . . + (-1)n2x2n + . . . ; (-1, 1)
B. 2 - 2x2 + 2x4 - 2x6 + . . . + (-1)n2x2n + . . . ; (-?, ?)
C. 2 - 2x + 2x2 - 2x3 + . . . + (-1)n 2xn + . . . ; (-1, 1)
D. 2 - x2 + x4 - x6 + . . . + x2n + . . . ; (-1, 1)

Mathematics