Express in terms of sums and differences of logarithms.logb

A. logbx ? logby ÷ logbz
B. logbx + logby - logbz
C. logbx - logby + logbz
D. logbx + 2logby - 5logbz


Answer: B

Mathematics

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Use the dimensions in the illustration to find w, the width of the river, ifa = 18, b = 4, and c = 6 

A.

27


B.

45


C.


D.


E.

none of these


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Convert the numeral to Hindu-Arabic form.

A. 2662 B. 2502 C. 2742 D. 1066

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Suppose that a nonlinear system is composed of equations whose graphs are those described, and the number of points of intersection of the two graphs is as given. Make a sketch satisfying these conditions.A parabola and a circle; three points

What will be an ideal response?

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Solve the problem.Quail are game birds that fair poorly when their habitat is encroached. Wildlife biologists have discovered that the population of quail in a region can be related to the percent of the region that has been paved with roads and parking lots. The population is P = k ln, 0 ? x ? 28,where x is the percent of the region that is paved. For a particular rural region,  when  Predict what the quail population will be in this region when

it becomes 8% paved. A. 0 quail B. 621 quail C. 568 quail D. 579 quail

Mathematics