Z=c1x1+ c2x2
, Z = 3x1 + x2. , 102. Z - , , Z= 3.
3x1 + x2 =3, x2 =3-3x1
102 , (-3). , , 1, 01 , , . , . 3.5. , , , () 3, 31 + x2=3.
Z = 5. 102 (, 3.5),
3x1 + x2 =5, x2 = 5-3 x1
X2
X1 |
Z=5 |
Z=3 |
.3.5.
, , (Z = 3), (-3). , Z=3 Z=5 .
Z = 6. , , . Z = 3 Z = 5, (-3).
Z , . : Z .
, - Z = const, Z (). . : Z , . , :
Z = f(x1 2), 102 Z = f(x1 2) = const, . , , Z .
Z = const. , - , .
, Z , .
, Z = f(x1 2). .
- : .
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Z = 11 + c2x2 :
= (1, c2) (. 3.6).
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C2 |
X1 |
Z=const |
C1 |
.3.6.
Z = const = (c1,c2), Z , .
.
.
, Z .
= (1 ,c2), 1, 2 , , x1 2 , Z ( ) ( ).
(c1, c2) Z = 11+ c2x2 .