Perform the indicated operations and simplify the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Use the information below to determine the indicated set. U = {x | x ? N and x ? 12} A = {x | x ? N and 6 < x < 12} B = {x | x ? N and x is even and x < 12}(A ? B) ? A'
A. {2, 4, 6, 7, 8, 9} B. { } C. {2, 4, 6} D. {1, 2, 4, 6, 12}
Mathematics
Convert the Indo-Arabic numeral to the indicated form.367; Egyptian
A. 
B. 
C. 
D. 
Mathematics
Determine the number of solutions to the given system without graphing.
A. one solution B. no solution C. infinite number of solutions
Mathematics
Determine whether the graphs of the equations are parallel lines, perpendicular lines, or neither. 6x + 2y = 821x + 7y = 32
A. Perpendicular B. Parallel C. Neither
Mathematics