1) 3м^2•6 = 25м^2-7м^2
2) 96м^2-28м^2 > 35м^2 /7
3) 56м^2 +34м^2 > 9м^2 • 5
4) 18м^2 /2 < 9м^2 • 3
<span>32:4*3=24 Катались на лыжах</span>
54 сотни=5400
5400÷9=600
$$$$$$$$$$/$$
Log₂11-log₂44=log₂(11/44)=log₂(1/4)=log₂2⁻²=-2*log₂2=-2*1=-2
lg13-log130=lg(13/130)=lg(1/0)=log₁₀10⁻¹=-1
(х+5/12)-9/20=11/15
х=11/15-5/12+9/20
х=44/60 - 25/60+27/60
х=46/60=23/30