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1 2x 1
2x
2x
2 e 2x dx 4x 1 e e C e 2x ; C
2 2
2
2x (x 2x ) 5 2x 2 2 ( x ) 2 2
) д 2 dx 2 dx
x 2x 5 2x 2 ( x ) 2 2 x 2x 5
2
2 ( x ) 2 dx dx d (x 2x ) 5 d (x ) 1
2 2
2
2
2
2
x 2x 5 x 2x 5 x 2x 5 (x ) 1 2 2
2 x 1
2
ln x 2x 5 arctg ; C
2 2
x 5 t
2
x - 5 x 5 t 2 t 2tdt (t ) 5 5
) е dx 2 2 2 dt
2
x x t 5 t 5 t 5
dx 2tdt
5 5 1
2 1 2 dt 2 t arctg C
t 5 5 5
x 5
2 x 5 5arctg . C
5
x
tg t
2
x
arctgt
2 2dt
x 2arctgt
dx 1 t 2
є) 2dt
cosx - 3sinx dx 2 1 t 2 6t
1 t 2 2
1 t 2 1 t 1 t
cos x
1 t 2
2t
sin x
1 t 2
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