j^yWWT- . , .
(_ V:^'('^Vł^ 1
1 ^ —'— v (L
f
i
dr
*1 B
|coi t-iircU~- ~t~~ f
A
OJJĆ *><11A
4$lb(^ (e^c5^x)'
/f
)
= ($-l- $*(*)-W-i*^.
—1
A 6