number 29 and number 31 for section 11.1

The eigenvalues of A will be real, distinct, and nonzero. Analyze the stability of the equilibrium (0, 0), and classify the equilib rium according to whether it is a sink, a source, or a saddle point. 29. A = 6 3] 30. A = 70 9] 1 31. A = 32. A = 2