Determine whether the given equation is a rational function.f(x) = 

A. No
B. Yes

Answer: B

Mathematics

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The given limit is a derivative, but of what function and at what point? - 

A. f(x) = 8x3 at x = 2 B. f(x) = 2x3 at x = 8 C. f(x) = 2x3 at x = -8 D. f(x) = 8x3 at x = -2

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Mathematics

Solve the linear system using an inverse matrix.x + 2y + 3z = -12x + y + z = 1x - 2z = 10

A. (18, -21, 4) B. (-12, 0, 0) C. (17, -33, 4) D. (-10, -11, 0)

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Mathematics

Convert as indicated. Express the answer in decimal form when needed.12 kilometers per minute to meters per hour

A. 0.72 m/hr B. 200 m/hr C. 720,000 m/hr D. 5000 m/hr

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Mathematics

Write a quadratic equation having the given numbers as solutions.9 -  , 9 + 

A. x2 - 9x + 70 = 0
B. x2 - 18x + x + 70 = 0
C. x2 - 18x + 81 = 0
D. x2 - 18x + 70 = 0

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Mathematics