Given the differential equation y"' = 3 y" Use Reduction of Order and the letter "R" to reduce the differential equation from a 3rd order to a 2nd order. Then use the letter "L" to reduce the 2nd order differential equation down to a 1st order differential equation. A) L' - 3 y = 0 B L' = 3R' R" = 3 R' D L" = 3L' E L' = 3L

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