Solve the problem.In a complete graph with n vertices there is a total of
A. 
n(n + 1) edges.
B. 
n(n - 1) edges.
C. n(n - 1) edges.
D. n(n + 1) edges.
E. none of these
Answer: B
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Find the missing quantities. If there is no operating loss or absolute loss, write "none."
A. Breakeven point = $197 Reduced price = $178 Absolute loss = $50 B. Breakeven point = $197 Reduced price = $178 Absolute loss = none C. Breakeven point = $135 Reduced price = $116 Absolute loss = none D. Breakeven point = $135 Reduced price = $116 Absolute loss = $12
Solve the system. If the system has infinitely many solutions, write the solution set with x arbitrary.x - 2y = 8-3x + 6y = - 24
A. 
B. ?
C. 
D. 
Translate using numbers and symbols.The quotient of forty-eight and three
A. 3 - 48 B. 48 - 3 C. 48 ÷ 3 D. 3 ÷ 48
Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-?, -1); Decreasing on (-1, ?) B. Increasing on (-1, ?); Decreasing on (-?, -1) C. Increasing on (-1, ?); Decreasing on (-1 ?) D. Increasing on (-?, -1); Decreasing on (-?, -1)