Write the imaginary number in terms of i.- 

A. 5
B. 5i
C. -5
D. -5i


Answer: D

Mathematics

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Refer to the weighted voting system  and the Shapley-Shubik definition of power. (The three players are P1, P2, and P3.)In how many sequential coalitions is P2 the pivotal player?

A. 2 B. 1 C. 0 D. 6 E. none of these

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Provide an appropriate response.Are both 2 and  natural numbers, integers, or irrational numbers?

A. Irrational numbers B. Integers C. Natural numbers D. None of the above

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Factor the polynomial completely.u2 - 5uv - 36v2

A. (u + 4v)(u - 9v) B. (u - 4v)(u + v) C. (u - 4v)(u + 9v) D. (u - v)(u + 9v)

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Solve the problem.In a chemistry class, 5 liters of a 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution. How many liters of the 10% solution are needed?

A. 5.0 L B. 2.5 L C. 3.5 L D. 1.5 L

Mathematics