Using the variable x, write the interval using set-builder notation. 

A.
B. {x| 5 ? x ? 1}
C.
D.


Answer: A

Mathematics

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Write out the first five terms of the sequence.an = 3(2n - 1)

A. 1, 3, 5, 7, 9 B. 3, 9, 15, 21, 27 C. 3, 6, 9, 12, 15 D. -3, 3, 9, 15, 21

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Solve the problem.Rewrite the following in the form of a single exponential: x5 ? y5 

A. Cannot be simplified B. (xy)6 C. (xy)5 D. (xy)10

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Complete the square to write the equation in the form  +  = 1 or   +  = 1.25x2 + 9y2 + 50x - 36y - 164 = 0

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1

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Translate to a proportion and solve. When necessary, round to the nearest hundredth.67 is 10% of what?

A. 6700 B. 67 C. 670 D. 6.7

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