2-Kurs talabalari uchun "Oliy matematika" fanidan test topshiriqlari


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2-Kurs talabalari uchun Oliy matematika fani

289. Yechimlari k1k2 tenglamani tuzing.




  1. y C1e4 x C2e4 x ; C)* ye4 x (C1C2 x) ;







    1. y (C1 C2 )e4 x ;




      1. y C1e4 x .




  1. y py qy ry 0 tenglama umumiy yechimi qanday ko’rinishda bo’ladi?




A) yC1C2 y1C3 y2 ;



















B) yC1 y1C2 y2 ;





































C)* yC yC

y

2

C y

;













D) yCC

y C ex .

























1

1

2













3




3




















































1




2




1







3




























291.

y 4 y 8y 0 tenglamani yeching.










































































































A) yC e2 x

C

e2 x ;

























B) yC cos2xC

2




sin 2x;













1













2

























sin 2x;








































1




















































C)* ye2 xC cos2xC

2







D) yC e2 xC

e3 x .































1

1

2




292.

Yechimlari
















k12 1 2i

ga

eng







bo’lgan

xarakteristik tenglamaga mos




differensial tenglama tuzing.






















































































































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