" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b)log_(3)4+log_(3)2+log_(3)81/2=log_(3)(4*3/2*81/2)=log_(3)243=log_(3)9V3=
=log_(3)3^2/3=2/3log_(3)3=2/3*1=2/3
c)log_(5)7+log_(5)6/14+log_(5)8 1/3=log_(5)(7*6/14*25/3)=log(5)25=log_(5)5^2=
=2log_(5)5=2*1=2
d)log_(6)34+log_(6)2/17+log_(6)9=log_(6)(34*2/17*9)=log_(6)36=log_(6)6^2=
2log_(6)6=2*1=2
e)log_(4)1 3/13+log_(4)3 1/2+log_(4)1/91=log_(4)(1 3/13:3 1/2:1/91)=
log_(4)(16/13:7/2:1/91)=log_(4)(16/13*2/7*91)=log_(4)32=log_(4)2^5=
=5log_(4)2=5*1/2=5/2=2,5