GIA'I PHU.O.NG TRNH Y2+X2Y0 =XYY0.2X2HD GIA’I

34) - 201-bai-tap-phuong-trinh-vi-phan
201-bai-tap-phuong-trinh-vi-phan
34)

Gia'i phu.o.ng trnh

y

2

+x

2

y

0

=xyy

0

.

2

x

2

HD gia’i:

Vi^et phu.o.ng trnh la.i

y

0

=

y

y

x

−1

d^ay la phu.o.ng trnh thu^an nh^at, gia'i

ra du.o..c nghi^e.m t^o'ng quat:

y

2

=Cxe

y

x