The 2× 2 Leslie matrix for a population of birds has eigenvalues r = 1.2 and r = 1.4 . Find the long-term growth rate for the population.
What will be an ideal response?
1.4
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Use the substitution formula to evaluate the integral.
A. -ln 2 B. -ln 3 C. 0 D. ln 3
Identify any x-intercepts and y-intercepts in the graph respectively.
A. (-3, 0); (0, 0) B. (2, 0); (0, -3) C. (0, 0); (0, 2) D. (-3, 0); (0, 2)
The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
Using Kruskal's algorithm, which edge should we choose first?
A. BD B. EF C. DF D. BF E. none of these
Solve the problem.The angle of elevation from a point on the ground to the top of a tower is 
. The angle of elevation from a point 141 feet farther back from the tower is 
. Find the height of the tower (to the nearest foot).
A. 1,538 ft B. 150 ft C. 154 ft D. 164 ft