Find the surface area or volume.The region between the curve y = sinx, 0 ? x ? 1.0, and the x-axis is revolved about the x-axis to generate a solid. Use a table of integrals to find, to two decimal places, the volume of the solid generated.
A. 0.91
B. 0.87
C. 0.82
D. 0.86
Answer: D
Mathematics
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Find the focus and directrix of the parabola.y2 - 24x = 0
A. (6, 0); x = -6 B. (6, 0); y = -6 C. (6, 0); x = 6 D. (0, 6); y = -6
Mathematics
Solve the compound inequality. Write the solution set using interval notation and graph it.4x - 10 ? 18 and 2x - 1 ? 13
A. (-?, 7)
B. (7, ?)
C. {7}
D. [7, ?)
Mathematics
Use the figure below for questions. Answer true or false.
 FIGURE.png)
1. BD? DE
2. m? BCD = 50°
Mathematics
Solve.
x + 1= 
x - 1
A. - 
B. - 1
C. - 
D. 
Mathematics