Find the length of the curve.The spiral r = 3?, 0 ? ? ? ?

A.
B. (? + ln (? + ))
C. 3
D. 8((?2 + 1)3/2 - 4)

Answer: B

Mathematics

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The following table shows the number C, in millions, of cars sold in the U.S. t years after 2005. Use linear regression to model C as a function of t. ?  t 0 1 3 5 C 5.55 5.41 5.28 4.54? ?

A.
B.
C.
D.

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Provide an appropriate response.If A =  and B = , find BA.

What will be an ideal response?

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Write the number in decimal notation.The doctor prescribed a dosage of six hundred eighty-eight thousandths milligrams.

A. 0.00688 mg B. 0.0688 mg C. 0.000688 mg D. 0.688 mg

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Solve the inequality. Express your answer using interval notation.|6x - 3| - 4 > -8

A. (-?, - ) or (, ?)
B. (- , )
C. (-?, ?)
D. no solution

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Mathematics