matematykaszkolna.pl
logarytmy log: log765 + log767= log√5+log2√5= 101+log2=
20 mar 17:24
Mila: 1) log7(65 )+ log7(67)= =5log7(6)+7log7(6)=12log7(6) 2) log(√5)+log(2√5)=log(√5*2√5)=log(10)=1 3)101+log2=101*10log2=10*2=20
20 mar 17:42