Page 37 - 4995
P. 37
Приклад. 6
x t
dx dx 5 6 dtt 5 t 3 dt
1 1 dx 6 dtt 2 3 6
3
x x t t t 1
x 3 x 2 t x
6
t 3 1 1 t 1 tt 2 1 1
6 dt 6 dt
t 1 t 1
1 t 3 t 2
6 tt 2 1 dt 6 dt t ln6 t 1 C
6
t 1 3 2
6
6
3
t2 3 t3 2 t6 ln6 t 1 C 3 x 6 x 6 ln x 1 . C
2 x