1/ ∛b:b^(-1/6)=b^1/3*b^1/6=b^(1/3+1/6)=b^1/2=√b jndtn 3
2/ (a^2/3-4)/(a^1/3-2)-a^1/3=(a^1/3-2)(a^1/3+2)/(a^1/3-2)-a^1/3=a^1/3+2-a^1/3=2 ответ 3
3/ log_4 48-ljg_4 3 + 6^log_6 5=LOg_4 48/3+5=log_4 16+5=2+5=7 Ответ 2
4/ (1/3)^x-3<1/9
3^2<3^(x-3)
x-3>2
x>5 jndtn 4
(6х-4)/(9х²-12х+4)=2(3х-2)/(3х-2)(3х-2)=2/(3х-2)=2/(3*0,5-2)=2/2,5=0,8
5x-15+2=3x-12+2x-1
5x-3x-2x=15-2-12-1
0=0
1.2x-2=1.5+0.2x+0.2
1.2x-0.2x=2+0.2
x=2.2