Write the fraction as a decimal. If necessary, use repeating decimal notation.-2

A. -2.85
B. -2.8
C. -2.
D. -2.


Answer: A

Mathematics

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Complete. = 

A.
B.
C.
D.

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Find an equation for the graph.

A. y = 2 sin 4?x
B. y = 4 sin x
C. y = 4 sin 2?x
D. y = 2 sin x

Mathematics

Find the sample standard deviation of the data set.

Use the following information to answer questions 2-10. 24 students in an engineering class were asked to record the number of hours spent in a lab during a week. The results are listed below. 3, 10, 21, 14, 8, 5, 1, 4, 13, 7, 9, 6, 11, 10, 6, 7, 12, 16, 1 , 7, 14, 1, 11, 8

Mathematics

Use the properties of summation notation to find the sum.

A. 450 B. 438 C. 430 D. 482

Mathematics