SOLVE THE FOLLOWING HOMOGENOUS LINEAR DIFFERENTIAL EQ ( 1. (D³ - 5D² + 3D + 9)y = 0 2. (D³ - D² – 4)y = 0 - 3. (D² − 2D + 1)y = 0 ; when x = 0, y = 1, Dy = 4. (D6 + 8D4 + 16D²)y = 0 = - 1.

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