I =
t
1
dt
2(1 - r>)(t2 +1)"’1 2(1 - n) •' (t2 +1)"-1
ponieważ = I +1„ => I„ = I
t 1
2(1 - n)(t2 +1)"'1 2(1-n)
t 3-2 n
In 2(n - l)(t2 +1)"’1 ' 2(1 - n)
+
2n - 3 .
+ --- 4-!
In 2(n - l)(t2 +1)"’1 ' 2(n - 1)
2(1 - r?)(f2 - ny-1
2(1 - n)