I KEEP GETTING WRONG ANSWERS --- A, B (WRONG) GOT .44 / 2.7

--- A, B, D (WRONG ) GOT 1.34 / 2.7

PLS STEP BY STEP DERIVING MATHEMATICALLY, NOT SENTENCES

Given the differential equation: y (3) -y" - 12y'=x- 2re-# Choose All the Correct Answers Below The Complementary function is given by: =c tee tee B There is no duplication with the complementary function. There is duplication with the complementary function. A particular solution is given by: D x ( ata,e " ) + x ( a , tae - ? ) The Complementary function is given by: E y=c+ce e -41 A particular solution is given by: F (a tae )+ x (a, ta e - )