Use the shell method to set up and evaluate the integral that gives the volume of the solid generated by revolving the plane region bounded by , ,

style="vertical-align:middle;" />,  about the y-axis. Round your answer to three decimal places.

?



A. 3.153

B. 0.554

C. 1.585

D. 0.784

E. 1.568

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Answer: E

Mathematics

Six different decorators have to paint 6 rooms and put a wallpaper border around each room at the ceiling. One gallon of paint covers 400 sq ft and one roll of border contains five yards. The decorators are trying to save money, so they each would like to use one gallon of paint and three rolls of border. The list gives the name of each decorator and the size of the room.  Give the names of the decorators who will not have enough paint, but will have enough border for their rooms. (Assume a ceiling height of 8' for each room.)

A. Irina, Sun Woo B. Mary, Sam C. Rosa, Manuel D. None

Determine ? in decimal degrees, 0° ? ? ? 90°. Round results to an appropriate number of significant digits.sec ? = 8.45

A. 83.2° B. 83.00° C. 83.20° D. 83.0°

Find all rational, irrational, and complex zeros.

A table for two equations is given. Identify the solution to both equations.

A. (1, 2) B. (1, 1) C. (2, 1) D. (2, 2)