-3+10=7
8+(-16)=8-16=-8
-3+(-9)=-3-9=-12
0-11=-11
14-(-2)=14+2=16
-5-4=-9
-18*(-7)=126
2*(-11)=-22
-4*4=-16
0/(-3)=0
-28/(-7)=4
-15/3=-5
-12-(+7)-(-4)=-12-7+4=-15
(-10)*(+8)*(-3)=-80*(-3)=240
-20/(14+6*(-3))=-20:(14+(-18))=-20:(-4)=5
<span>(-10)*(-1)*(-1)*(-1)*(-1)*(-1)*(-1)=-10</span>
S=x+x+1+x+2=3*x+3; x*(x+1)+145=(x+2)^2; x^2+4*x+4-x^2-x-145=0; 3*(x-47)=0; x=47; x+1=48= x+2=49; S=47+48+49=144;
544710/6
54 90785
47
-
42
51
-
48
30
-
30
ост.0
A³m=20m⇒a³=20⇒a=∛20 m≠0 U a-любое при m=0
a³m=12m⇒a³=12⇒a=∛12 m≠0 U a-любое при m=0