Question

. Срочно 30 баллов... ​

Answer 1

$\displaystyle 2log_3(0,1)+log_3(8100)=log_3(0,1^2)+log_3(8100)=log_3(0,1^2*8100)=\\ \\ log_3(8100*0,1^2)=log_3(9^2)=2log_3(9)=2log_3(3^2)=2*2=4$