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 isP = k ln
, 0 ? x ? 26,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. 781 quail
B. 0 quail
C. 728 quail
D. 739 quail
Answer: C
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Solve.Ted walks around a lake on a path that is 5 miles long. It takes him 3
hours to complete his walk. What is his average speed (in miles per hour)?
A. 1 miles per hour
B. 1 miles per hour
C. 1 miles per hour
D. 2 miles per hour
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = (x2 - 4)2
A. - 4, multiplicity 2 B. 2, multiplicity 4 ; -2, multiplicity 4 C. 2, multiplicity 2 ; -2, multiplicity 2 D. 2, multiplicity 2
Find the general form of the equation for the line with the given properties.Slope = - ; containing the point (4, 2)
A. 2x + 7y = 22 B. 2x - 7y = 22 C. 7x + 2y = -22 D. 2x + 7y = -22
Sketch the graph of the quadratic function. Give the vertex and axis of symmetry.f(x) = 1 - (x + 1)2
A. vertex: (1, - 1)
axis of symmetry: x = 1
B. vertex: (- 1, 1)
axis of symmetry: x = - 1
C. vertex: (1, 1)
axis of symmetry: x = 1
D. vertex: (- 1, - 1)
axis of symmetry: x = - 1