2.求下列各微分方程满足已给初值条件的特解:-|||-(1) ''+y+sin 2x=0 (|)_(x=pi )=1,y'(|)_(x=pi )=1;-|||-(2) ''-3y'+2y=5 (|)_(x=0)=1, '(|)_(x=0)=2; 2.求下列各微分方程满足已给初值条件的特解:-|||-(1) ''+y+sin 2x=0 (|)_(x=pi )=1,y'(|)_(x=pi )=1;-|||-(2) ''-3y'+2y=5 (|)_(x=0)=1, '(|)_(x=0)=2;