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In: Advanced Math

Given that a particular solution of 2y′′ +3y′ +y = x^2 +7x+8 is yp1=x^2+x+1 and that...

Given that a particular solution of 2y′′ +3y′ +y = x^2 +7x+8 is yp1=x^2+x+1 and that a particular solution of 2y′′ + 3y′ + y = 2sinx+4cosx is yp2=sinx-cosx, find a particular solution for 2y" +3y' +y =3x^2 + 21x + 24 -sinx -2cosx

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