Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated axis.About the x-axis
A. 
?
B. 2?
C. 8?
D. 4?
Answer: D
Mathematics
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Work the application and answer with a complete sentence.A rectangular plot of land measures 90 feet by 170 feet. Find its area.
A. The area of the plot is 260 square feet. B. The area of the plot is 15,300 square feet. C. The area of the plot is 520 square feet. D. The area of the plot is 1530 square feet.
Mathematics
Solve the system. x - z = -73x - y= -1 x + y + z = 18
A. (-1, 7, 9) B. (-1, -2, 6) C. (2, 3, 9) D. (2, 7, 9)
Mathematics
Use the graph to find the vertex, the axis of symmetry, and the maximum or minimum value of the function.
A. (-1, -2); x = -1; minimum: 2 B. (-1, 2); x = -1; minimum: 2 C. (2, -1); x = 2; minimum: -1 D. (-2, 1); x = 2; minimum: -1
Mathematics
Perform the indicated operation.(
+ 
)(
- 
)
A. 2
B. 8 - 8
C. 8 - 2
D. 14
Mathematics