Log 15 125=log 15 15²=2l0g15 15=2*1=2
log 8/27 2=1/log 2 8/27=1/log 2 (2/3)³
log 2 (2/3)³=3log2 2/3=3(log2 2-log2 3)=3(1-log2 3)
log 8/27 2=1/3(1-log2 3)
<span>2(1-x)-4(5-2x)>3-11(1-x)
2-2x-20+8x>3-11+11x
-2x+8x-11x>3-11-2+20
-5x>10
x<10:(-5)
x<-2 </span>