The direction field and a few trajectories for a linear system of the form x' = Ax here A is a 2 × 2 matrix are as follows. If ri and r2 denote the eigenvalues of A, the hat can you conclude about rị and r2? ustify your answer enough to convince me you didn't just guess. A. ri and r2 are distinct and positive B. rị and r2 are distinct and negative C. ri and r2 have opposite signs and r2 are complex and have positive real part D. ri

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