Add or subtract.- - 

A.
B.
C. - 2
D. 2


Answer: D

Mathematics

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Solve the problem.Write as a single iterated integral with the same order of integration.

A.
B.
C.
D.

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Solve the problem.Bengisu was pregnant 271 days and 264 days for her first two pregnancies. In order for Bengisu's average pregnancy to equal a national average of 267 days, how long must her third pregnancy last?

A. 267 days B. 247 days C. 268 days D. 266 days

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Use differentials to approximate the arc length of the graph of the equation from P to Q. Round answer to four decimal places.

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Solve.4x2 = 60

A. ± 15
B. 16
C. ± 
D. 30

Mathematics