Question

Question 3 Find the general solution of "" - 6y" + 117' - 6-0 given that r1 = 2 is a root of the characteristic equation a)y=C22*+&+603 b) y=,22+*+ Cre" c)y=C22*+&+C22 d) -Ce2+Ce*+6633 e)y=e 28+ Ce*+C, f) None of the above. Question 4 Find the general solution of "" – 3y" - Dy' + 27y=0 given that rı = -3 is a root of the characteristic equation. a) y=C2*+Cxé* +22 b) y=Ge4+Ce**,62* c) y= 3 + x +c, d) y=C+*+Cre*+,231 e) y-ce*+& **+Cxe ** f) None of the above.

Answer 1

ayyyo Quailay eqalo is + chara cloveshe) 3 -O is -Lpt 3 3I 330 Conmecl

4y3y-y+y-o 1 CY-3 -9rt27= O 3) 6a+9)-0 -3) 3,3 -3 300 32 + 00e 1y- e Correct (d) oplion s)
3) answer) option c

4) option d