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Algèbre linéaire Exemples
[110101101210210]
Étape 1
Étape 1.1
Perform the row operation R2=R2-R1 to make the entry at 2,1 a 0.
[1101-10-11-0101210210]
Étape 1.2
Simplifiez R2.
[1100-11101210210]
[1100-11101210210]
Étape 2
Étape 2.1
Perform the row operation R3=R3-R1 to make the entry at 3,1 a 0.
[1100-111-10-11-0210210]
Étape 2.2
Simplifiez R3.
[1100-110-11210210]
[1100-110-11210210]
Étape 3
Étape 3.1
Perform the row operation R4=R4-2R1 to make the entry at 4,1 a 0.
[1100-110-112-2⋅11-2⋅10-2⋅0210]
Étape 3.2
Simplifiez R4.
[1100-110-110-10210]
[1100-110-110-10210]
Étape 4
Étape 4.1
Perform the row operation R5=R5-2R1 to make the entry at 5,1 a 0.
[1100-110-110-102-2⋅11-2⋅10-2⋅0]
Étape 4.2
Simplifiez R5.
[1100-110-110-100-10]
[1100-110-110-100-10]
Étape 5
Étape 5.1
Multiply each element of R2 by -1 to make the entry at 2,2 a 1.
[110-0--1-1⋅10-110-100-10]
Étape 5.2
Simplifiez R2.
[11001-10-110-100-10]
[11001-10-110-100-10]
Étape 6
Étape 6.1
Perform the row operation R3=R3+R2 to make the entry at 3,2 a 0.
[11001-10+0-1+1⋅11-10-100-10]
Étape 6.2
Simplifiez R3.
[11001-10000-100-10]
[11001-10000-100-10]
Étape 7
Étape 7.1
Perform the row operation R4=R4+R2 to make the entry at 4,2 a 0.
[11001-10000+0-1+1⋅10-10-10]
Étape 7.2
Simplifiez R4.
[11001-100000-10-10]
[11001-100000-10-10]
Étape 8
Étape 8.1
Perform the row operation R5=R5+R2 to make the entry at 5,2 a 0.
[11001-100000-10+0-1+1⋅10-1]
Étape 8.2
Simplifiez R5.
[11001-100000-100-1]
[11001-100000-100-1]
Étape 9
Swap R4 with R3 to put a nonzero entry at 3,3.
[11001-100-100000-1]
Étape 10
Étape 10.1
Multiply each element of R3 by -1 to make the entry at 3,3 a 1.
[11001-1-0-0--100000-1]
Étape 10.2
Simplifiez R3.
[11001-100100000-1]
[11001-100100000-1]
Étape 11
Étape 11.1
Perform the row operation R5=R5+R3 to make the entry at 5,3 a 0.
[11001-10010000+00+0-1+1⋅1]
Étape 11.2
Simplifiez R5.
[11001-1001000000]
[11001-1001000000]
Étape 12
Étape 12.1
Perform the row operation R2=R2+R3 to make the entry at 2,3 a 0.
[1100+01+0-1+1⋅1001000000]
Étape 12.2
Simplifiez R2.
[110010001000000]
[110010001000000]
Étape 13
Étape 13.1
Perform the row operation R1=R1-R2 to make the entry at 1,2 a 0.
[1-01-10-0010001000000]
Étape 13.2
Simplifiez R1.
[100010001000000]
[100010001000000]