Solve.x + 2.9 = 8.2

A. 5.3
B. -5.3
C. 11.1
D. 2.828


Answer: A

Mathematics

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B.

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D.

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A. (x - 9)(x2 + 81) B. (x + 9)(x2 - 9x + 81) C. (x + 729)(x2 - 1) D. (x - 9)(x2 + 9x + 81)

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A.
B.
C.
D.

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In a certain office, seven men determine who will pay for coffee by each flipping a coin. If one of them has an outcome that is different from the other six, he must pay for the coffee. What is the probability that in any play of the game there will be an "odd man out"? Please round your answer to four decimal places. ? P = __________

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Mathematics