Question: Question 3 (60 marks): Solve the following 1st order ODE. dy -2y-4=0, y(0) =1 1. dx dy + 12=0 2. dx dy 3 xy +

Question 3 (60 marks): Solve the following 1st order ODE. dy -2y-4=0, y(0) =1 1. dx dy + 12=0 2. dx dy 3 xy + yz 3. dx x-+ xy (3xy + 6)dx + (x-+3-)dy=0 4. x

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