Solve the system. x - y + 4z = 35x + z = 0 x + 5y + z = -15

A. (0, 0, -3)
B. (0, -3, 3)
C. (0, -3, 0)
D. No solution


Answer: C

Mathematics

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Find numbers a and b, or k, so that f is continuous at every point. 

A. k = 17 B. k = 2 C. k = 3 D. k = - 2

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Solve the problem.A pair of six-sided dice are rolled. The observation is the number that comes up on each die. The event described by E: "at least one die will come up as an even number" is

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A.
B.
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E.

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