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7. The system r, = 2(r-1)y. y = x + y-2, has an equilbrium point at (1,1). This equilibrium point is a(n) (a) unstable node

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7. The system r, = 2(r-1)y. y' = x + y-2, has an equilbrium point at (1,1). This equilibrium point is a(n) (a) unstable node (b) center. (e) saddle (d) unstable focus. 7. The system r, = 2(r...
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