Solve.xy - x2 = -20x - 2y = 3
A. (5, 1) and 
B. (-5, -1) and 
C. (-5, -1) and 
D. (5, 1) and 
Answer: D
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Find the standard quota asked for. Round your answer to two decimal places if necessary.A university has 27 scholarships to be apportioned among the engineering students based on the enrollment in each department. There are three departments: Mechanical Engineering (M), Electrical Engineering (E), and Civil Engineering (C). The number of students in each department is given in the following table.
Find the standard quota for the Mechanical Engineering Department.
A. 9.21 B. 7.89 C. 8.85 D. 8.47
List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. (A' ? C) ? B'
A. {r, t, u, v, w, s, y, z} B. {y, z} C. {r, t, v, w, x} D. {v, x}
Find all solutions of the equation. Express the solution in radians.tan x = 
A. 
+ n?
B. 
+ n?
C. 
+ 2n? or 
+ 2n?
D. 
+ 2n? or 
+ 2n?
Evaluate the following.
?
?
A. 11
B. 9
C. 
D. 10
E. 8