TM NGHI^E.M T^O'NG QUAT CU'A CAC PHU.O.NG TRNH SAU
61)
Tm nghi^e.m t^o'ng quat cu'a cac phu.o.ng trnh sau:
y0
+ 2xy=xe−x
2
HD gia’i:D - ^ay la phu.o.ng trnh vi ph^an tuy^en tnh c^ap 1.
Nghi^e.m t^o'ng quat la
y= (C+ x22
)e−x
2