Set up, but do not evaluate, an integral for the length of the curve.


b.

Mathematics

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Use the data set {-2, -3, 1, 8} to answer the following question(s).The mean of the data set is

A. 3.5. B. 0.25. C. 4. D. 1. E. none of these

Mathematics

Graph the function.y = -  cos 

A.

B.

C.

D.

Mathematics

Find the volume area of the figure. Use 3.14 for ?. Round the answer to the nearest hundredth when appropriate.

A. 102.05 cu. ft B. 255.13 cu. ft C. 204.1 cu. ft D. 1,020.5 cu. ft

Mathematics

In how many ways can you be dealt four cards from an ordinary deck of 52 cards? ?

A. 269,286 B. 270,725 C. 271,668 D. 270,735 E. 269,450

Mathematics