Find the length of the curve.The spiral r = 2?2, 0 ? ? ? 2

A. ?5
B. ((?2 + 1)3/2 - 1)
C.
D.

Answer: D

Mathematics

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Find the series' radius of convergence.

A. 2 B. 0 C. ?, for all x D. 1

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Provide an appropriate response.Write the largest five-digit number possible using the digits 4, 3, and 9. Use each digit at least once.

A. 99,934 B. 94,993 C. 99,493 D. 99,943

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Mathematics

Multiply and simplify. Assume that all variables represent nonnegative numbers. ? 

A.
B. h
C. 5
D. 5h

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Mathematics

Use a graphing utility to solve the system of equations. Express the solution rounded to two decimal places.

A. x = 1.99, y = 0.13; x = 1.04, y = 1.70; x = -0.91, y = 2.95 B. x = 1.18, y = 1.03; x = 1.07, y = 1.52; x = -0.91, y = 2.88 C. no solution D. x = 1.81, y = 0.28; x = 0.20, y = 2.45; x = -0.20, y = -2.45

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Mathematics