find the rank of the matrix by using normal form 2 3 -1 -1. 1 -1 -2 -3. 3 1 3 -2.
.6 3 0 -7
Answers
Answer:
Step-by-step explanation:
2 3 -1 -1 1 -1 -2 -3 0 4 9 7 R3⇒R3-3R2 0 -5 3 10 R4⇒R4-3R1 ⇒ 2 3 -1 -1 1 -1 -2 -3 0 4 9 7 0 0 57 75 R4⇒4R4+5R3