Solve the variation problem.Suppose y varies inversely with the square of x, and y = 6 when x = 10. Find y when x = 2.
A. y = 5
B. y = 24
C. y = 180
D. y = 150
Answer: D
Mathematics
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Each year, 104 people move from Babbittown. How many people have moved from the town in 8 years?
A. 936 people B. 732 people C. 832 people D. 842 people
Mathematics
Find the vertex, the focus, and the directrix of the parabola.x2 - 8x - 8y + 8 = 0
A. V: 
; F: (4, 1), D: y = - 
B. V: (- 4, - 1); F: (4, 1); D: y = -3
C. V: 
; F: (4, -3); D: y = 1
D. V: 
; F: (4, 7); D: y = 9
Mathematics