<span>1.5(а+4)-4.6(5-а)=</span>1.5a+6-23+4.6a=6.1a-17
6.1a-17=6.1*(-0.3)-17=-18.83
1/2 = 5/10 = 50/100 = 500/1000 = 0,5
2/5 = 4/10 = 40/100 = 400/1000 = 0,4
7/5 = 14/10 = 140/100 = 1400/1000 = 1,4
4/5 = 8/10 = 80/100 = 800/1000= 0,8
Log3 (27c) = log3 (27) + <span>log3 (c) = 3 + 1,7 = 4,7</span>
Ответ:
цифры- 0-9
однозначные. 1-9
многозначные 10-1000000000000000000000000000000000000000000 и т.д