Express the number in scientific notation.0.000315

A. 3.15 × 10-3
B. 3.15 × 104
C. 3.15 × 10-4
D. 3.15 × 10-5


Answer: C

Mathematics

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Graph the rational function. Include the graphs and equations of the asymptotes.f(x) = 

A. asymptotes: x = 0, y = -x

B. asymptotes: x = 0, y = -x - 4

C. asymptotes: x = 0, y = -x + 2

D. asymptotes: x = 0, y = -x - 2

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Which of the following is not a polar point representation for the point (3,? / 3)?

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Factor, if possible.27a3 - 64b3

A. (3a + 4b2)(9a2 - 12ab + 16b2) B. (3a - 4b)(9a2 + 12ab + 16b2) C. (3a - 4b)(9a2 + 16b2) D. (27a - 4b)(a2 + 12ab + 16b2)

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A city crew must paint the median divider along each of the 47 streets in the neighborhood shown below (starting and ending at A). The foreman wants to organize the route in the most efficient possible way. The number of vertices of odd degree in the graph that models this problem is

A. 18. B. 14. C. 16. D. 20. E. none of these

Mathematics