Write the first four terms of the sequence.

A. -3, - , 1, 
B. 3, , 1, 
C. -3, , 1, 
D. 3, - , 1, 


Answer: B

Mathematics

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250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 75 and standard deviation ? = 10.The number of students scoring 75 points or more is approximately

A. 83. B. 75. C. 158. D. 125. E. none of these

Mathematics

Use the graph of a known basic function and a vertical stretch or a vertical compression to sketch the function.g(x) = 4x3

A.

B.

C.

D.

Mathematics

Perform the indicated operations and simplify. -  + 

A.
B.
C.
D. None of these

Mathematics

Solve the problem.Suppose that P0 is invested in a savings account in which interest is compounded continuously at 5.9% per year. That is, the balance P grows at the rate given by  Suppose that $8000 is invested. What is the balance after 3 years?

A. $2387.26 B. $9549.05 C. $7161.79 D. $4774.52

Mathematics