Find the determinant of the matrix and determine if the matrix is invertible 
What will be an ideal response?
0, not invertible
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Solve the problem.Quail are game birds that fare poorly when their habitat is encroached upon. Wildlife biologists have discovered that the population P of quail in a region is related to the percent of the region that has been paved with roads and parking lots, according to the formulaP = k ln
, 0 ? x ? 26,where x is the percent of the region that has been paved. For a particular rural region, 
when 
Predict what the quail population will be in
this region when it becomes 6% paved. Round your answer to the nearest whole number. A. 883 quail B. 872 quail C. 925 quail D. 0 quail
Solve and graph.x < 3 or x < 5
A. (-?, 3) ? (5, ?)
B. (3, 5)
C. (-?, 5)
D. (3, ?)
Find the equation of the tangent line to the curve when x has the given value.f(x) = -2 - x2; x = 4
A. y = -8x + 14 B. y = -2x C. y = 8x - 14 D. y = 4x + 14
Express the sum or difference as a product of sines and/or cosines.sin (4?) - sin (2?)
A. sin (3?) cos ? B. sin ? cos (3?) C. 2 sin (3?) cos ? D. 2 sin ? cos (3?)