Find the sum, if it exists.

A. 87
B. 726
C. 1230
D. Does not exist

Answer: B

Mathematics

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Collect like terms and then arrange in descending order.-1 + 3x + x3 + 10 - x + x3

A. x3 + 2x + 9
B. x3 + 4x + 9
C. x3 + 2x + 9
D. x3 + 2x + 11

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Mathematics

Solve the system.

A. x = -2, y = 4, z = 3, w = -5 B. x = 3, y = 0, z = -1, w = 0 C. x = 4, y = -2, z = -7, w = -4 D. x = 4, y = -2, z = 1, w = -4

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Mathematics

Evaluate.Given that loga 2 = 0.693, loga6 = 1.792, and loga5 = 1.609, find loga60.

A. 3.401 B. 4.094 C. 1.998 D. 4.401

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Mathematics

Solve.The number of visitors to a tourist attraction (for the first few years after its opening) can be approximated by  where x represents the number of months after the opening of the attraction. Find the number of visitors 8 months after the opening of the attraction.

A. 130 visitors B. 53 visitors C. 58 visitors D. 80 visitors

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Mathematics