1)= 14 - 10·0,1 = 14 -1 = 13
2) = 10·18 - 256 = 180 - 256 = -76
Sin(П/12-П/4)=sin(П/12-3П/12)=sin(-П/6)=-1/2
6^(1+log6 5) = 6*6^log6 5 = 6*5 =30
9^log3 √2 = 3^2log3 √2 = 3^log3 2 =2 (a^loga b =b)
log4 64 - log4 16 = log4 64/16 = log4 4 = 1
3log11 2 + log11 5 = log11 2^3 + log11 5 = log11 8*5 = log11 40