Solve the problem.Find the first term of an arithmetic sequence if a49 = 133 and d = 3.

A. -11
B. -8
C. 3
D. -14

Answer: A

Mathematics

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Solve the initial value problem. = 7 - e-t, y(1) = , y'(0) = -3

A. y =  - e-t
B. y =  - e-t - 3t
C. y = 7t2 + e-t - 4t - 3 - 
D. y =  - e-t - 4t + 

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Mathematics

Find decimal notation.

A. -0.485 B. -0.435 C. -0.475 D. -0.375

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Mathematics

Solve the inequality. Express your answer using interval notation.|x + 2| < 0

A. (2, ?) B. (-?, -2) C. no solution D. (2, -2)

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Mathematics

Find the difference.-14 - (-9)

A. -5 B. 23 C. -23 D. 5

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Mathematics