Find the general solution of y"- x*y -y -0 by power series method A) RF (recurrence formula): a, -1 (N+ 2)(n + 1) y=a, 180 504 B) RF: 41 (N+2) 105 -1 RF: 4.. (n+2) 1 + 18 28 D) RF: (n+ 2HA+1) (N+2HA+1) 120

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