0,8081 ~ 0,808
15,00394 ~ 15,004
909,99259 ~ 909,993
••••••••
0,5050505 ~ 0,505051
27,00091903 ~ 27,000919
396,9000909 ~ 396,900091
((4:0.128+14628.25):1.011*0.00008+6.84):12.5=0.64
1)4:0.128=31.25
2)31.25+14628.25=14659.5
3)14659.5:1.011=14500
4)14500*0.00008=1.16
5)1.16+6.84=8
6)8:12.5=0.64
<span> 1)y=-7x+1
y(0)=-7*0+1=1 (0.1)
y(x)=0
-7x+1=0
-7x=-1
x=1/7 (1/7;0)
2)</span><span>y=2x+8
y(0)=2*0+8=8 (0;8)
y(x)=0
2x+8=0
2x=-8
2x=-4
(-4; 0)</span>
Можно переместить скобки вправо
1,98=198/100
198/100 : 11/13 = 234/100 = 2,34
2.34 - 2,04 = 0,3