Write an email describing a program in your field (or any field you wish to describe). What course must be taken? Towards what degree, certificate, or employment does this program lead? Why did you choose it? Would you recommend this Program to your friend? How long does it take? Add any other information you feel would be helpful.
Answers
Answered by
0
Answer:
A=IA [row transformation]
[
1
2
−1
3
]=[
1
0
0
1
]A
R
2
→R
2
−2R
1
[
1
0
−1
5
]=[
1
−2
0
1
]A
R−2→
5
1
R
2
[
1
0
−1
1
]=[
1
−2/5
0
1/5
]A
R
1
→R
1
+2R
2
[
1
0
0
1
]=[
3/5
−2/5
1/5
1/5
]A
∴A
−1
=[
3/5
−2/5
1/5
1/5
]
Similar questions