4. Draw the zeroclines (the functions of the vector space set equal to zero) for the following system of equations. dx dt dy dt = 2x2x² - xy,, = 2y - xy - 2y². (3) Use the zeroclines for a) to find the equilibrium points of the system. b) Label the equilibrium points in the drawing of the zeroclines and their coordinates. c) Calculate the Jacobian and classify each equilibrium point (source, spiral, sink, etc.).

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A:

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A: