Use the information below to determine the indicated set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z}(A ? B) ? A'
A. {q, y, z}
B. {z}
C. { }
D. {q, r, s, t, v, x, y, z}
Answer: B
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?Which of the following is the formula to find the volume of a semi-sphere surmounted on a right circular cone?
A.
?
B.
?
C.
?
D.
?
E.
?None of the above.
Solve.Elaine has a grassy patch of land on her farm that is a rectangle measuring 20 feet by 60 feet. So her goat can eat grass while Elaine is busy with other farm work, she drove two posts into the ground and fastened a rope to each post, passing the rope through a metal ring on the goat's collar. When the goat pulls on the rope while walking, its path is an ellipse. (See the figure.) If the goat can just reach all four sides of the rectangular patch, find the equation of the elliptical path.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Provide an appropriate response.The reduction of principal each month is equal to the payment amount plus one month's interest.
A. True B. False
Find the x-intercepts of the graph of each equation.y = 7x2 - 34x - 5
A. 
, (5, 0)
B. (-7, 0), (5, 0)
C. 
, 
D. 
, (7, 0)