Does anyone know the answer
Attachments:
Answers
Answered by
1
Step-by-step explanation:
R2=R2-3R1, R3=R3+R1
1 -2 0
0 7 1
0 -7 -1
R3=R3+R2, R2=R2+7/2R1
1 -2 0
0 0 1
0 0 0
no of non zero raws is 2
rank ofmatrix=2
Similar questions