Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded above by the line y = 1, below by the curve 
and on the left by the y-axis, about the line y = 1
A. 
- 
B. 
+ 5
C. 
- 
D. 
+ 
Answer: A
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Use the figure showing isotherms for the United States to answer the question. 
If you were leaving Denver, in which directions could you go to stay approximately the same temperature?
A. Southeast or Southwest B. Northeast or Northwest C. East or Southwest D. East or South
Evaluate the integral.
dx
A. - 
ln
+ C
B. - 
ln
+ C
C. 
ln
+ C
D. - 
ln
+ C
Determine the slope and the y-intercept for the linear equation.x + y - 6 = 0
A. m = -1, y-intercept: (0, -6) B. m = 0, y-intercept: (0, 6) C. m = 1, y-intercept: (0, 6) D. m = -1, y-intercept: (0, 6)
Solve.Approximately 9 × 103 employees of a certain company average $30,000 each year in salary. What is the total amount earned by all the employees of this company per year? Write your answer in scientific notation.
A. $27 × 108 B. $27 × 109 C. $2.7 × 108 D. $2.7 × 109