Ze str. 8, príklad 4: Zjednodušte výraz
(loga b + log6 a + 2) (loga b - logab b) logb a - 1.
.Ŕesem:
(loga fe + loS6 a + 2) (loSa b ~ l°Sab b) loSb a - 1 = ( + log6 a + 2 J [j^^ ~ log^b) l°gb a ~ 1
+ log6a + 2) (-i----i---)log
J \logba logba+logbbJ
+ (log6a)2 + 21og6a
loj	
loj	lba
	1
loj	lba
loj	lba
loj	?ba
\ogb a    \ogb a + 1
Kl + (logb a) + 2 log6 a)   ----—   - 1 =
V logb a (logb a+ 1) /
1 +logb a)   (í-TT-rTT ) _ 1 =
/   Vl°gŕ>a(logŕ>a + !)/
1 +I°g6«)        i = l + logba    i 1
logb a (l°g6 a + 1) log6 a log6 a
log„ b