Evaluate the improper integral.
A. 8 ln20 - 4
B. 8 ln5 - 4
C. - 
ln20 + 4
D. 8 ln20 - 8
Answer: A
Mathematics
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Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
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Provide an appropriate response.Bob drives 300 miles in 5 hours. Explain the significance of the ratio of 300 to 5. What units associated to this ratio?
What will be an ideal response?
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Write an equation to describe the relationship and solve the problem.y varies inversely as x. If y = 2.1 when x = 0.7 , find y when x = 3.
A. y = 
; 0.49
B. y = 
; 0.07
C. y = 
; 4.9
D. y = 1.47x; 4.41
Mathematics
Graph the system of inequalities, and find the coordinates of the vertices.x - 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Mathematics