1) при x = 5 =14,5; при x = 12 =34,8
1)2.9*5=14 | 2.9*12=34.8
2)1.6*5+5,6=13.6
3)0.84*3+0.5*4=2.52+2=4.52
4)7.5*8+6.9*3=60+20.7=80.7
1) при x = 5 =14,5; при x = 12 =34,8
1)2.9*5=14 | 2.9*12=34.8
2)1.6*5+5,6=13.6
3)0.84*3+0.5*4=2.52+2=4.52
4)7.5*8+6.9*3=60+20.7=80.7