Find the volume of the shaded solid. Round your answer to 2 decimal places if necessary. Use ? = 3.14 when necessary.

A. 125,600 ft3
B. 510,250 ft3
C. 31,400 ft3
D. 628 ft3


Answer: C

Mathematics

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A.  

?


B.  

?


C.  

?


D. (x + 1)

?


E.

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A hypothesis test is to be performed. State the null and alternative hypotheses.Last month the mean waiting time at a bank was 8.4 minutes. The manager has installed a new computer system and claims that people will no longer have to wait as long.

A. Null hypothesis: mean waiting time < 8.4 minutes   Alternative hypothesis: mean waiting time = 8.4 minutes B. Null hypothesis: mean waiting time = 8.4 minutes   Alternative hypothesis: mean waiting time < 8.4 minutes C. Null hypothesis: mean waiting time > 8.4 minutes   Alternative hypothesis: mean waiting time < 8.4 minutes D. Null hypothesis: mean waiting time = 8.4 minutes   Alternative hypothesis: mean waiting time ? 8.4 minutes

Mathematics

Solve the problem by integration.Find the area bounded by y =  , x = 0, y = 0, and x = 2.

A.  tan-1
B.  tan-1
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D.  sin-1

Mathematics

Provide an appropriate response.Identify the numerical coefficient of the following: -9c

Fill in the blank(s) with the appropriate word(s).

Mathematics