2
1) log3 x+log3 x-2=0;
x+2 x
3 - 4*3 =45;
2x-1
2)(1/3) >= 81;
log4(3x+6) < log4 (x+12);
2
3) lg(5lg100) ;
-4 -0.25 -0.5 -2
4)0.5 [ (6/5) ] * (0.36) * (0.1);
" alt="log_4(3x+6) < log_4(x+12), begin{cases} 3x+6>0, x+12>0,3x+6-2, x2>-12,x<3; end{cases} -2
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