Consider the following simultaneous linear differential equations. dx = -x + 2y, dy dt = = 3y. dt (a) Express the system of equations in matrix form.

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A: Please see the attachment

Q: Yn+2 -6yn+1 + 8y = 3n²+2-5.3n Solve the following using Z-Transform, when y(0)=0 and y(1)=1.

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Q: the value of the sum

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