Question: A function y ( t ) y ( t ) satisfies the differential equation dydt = y ^ 4 + 7 y ^ 3 +

A function y(t)y(t) satisfies the differential equation
dydt=y^4+7y^3+18y^2.
(a) What are the constant solutions of this equation?
Separate your answers by commas.
For what values of y is y increasing?

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