Solve the system.4x + 5y + z = -335x - 3y - z = -93x + y + 4z = -23

A. {(-4, -3, -2)}
B. {(-4, -2, -3)}
C. ?
D. {(-2, -3, -4)}

Answer: A

Mathematics

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B. converges; ln 4
C. inconclusive
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Use the following table to convert the temperature numerically. If there are two choices, use the higher value. 100.5°F

A. 38.1°C B. 37.9°C C. 100.5°F D. 100.2°F

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Multiply.(0.4x - 0.3)2

A. 0.16x2 - 0.24x + 0.09 B. 0.16x2 + 0.24x + 0.09 C. 0.16x2 + 0.09 D. 0.16x2 + 0.24x - 0.09

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Find only the rational zeros.f(x) = x3 + 6x2 - 9x - 54

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