Solve by factoring and using the principle of zero products.x(x - 2) = 80

A. 8, 10
B. 8, -10
C. 0, 2
D. -8, 10


Answer: D

Mathematics

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Refer to the weighted voting system  and the Shapley-Shubik definition of power. (The five players will be called P1, P2, P3, P4, and P5.)In how many sequential coalitions is player P1 pivotal?

A. 36 B. 24 C. 12 D. 6 E. none of these

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A. (-?, -1) or (1, ?) B. (3, ?) C. (-?, 3) D. (-1, 1)

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Use radical notation to write the expression. Do not simplify.(x + 5)1/2

A.
B. z + 
C.
D.  + 

Mathematics