gjhfdfg
Find the inverse of the matrix, if possible.



This Question is Closed

gjhfdfg
Best Response
You've already chosen the best response.
0
dw:1361290667470:dw

nubeer
Best Response
You've already chosen the best response.
1
can you find the determinant of this matrix?

gjhfdfg
Best Response
You've already chosen the best response.
0
Dont I swap the places of 0 & 5 & change the signs of 2 & 6?

nubeer
Best Response
You've already chosen the best response.
1
yes u also do that but in second step.. you have to swap and u also needd determinent too.

nubeer
Best Response
You've already chosen the best response.
1
dw:1361291122643:dw

gjhfdfg
Best Response
You've already chosen the best response.
0
a = ad  bc right? for the determinent?

nubeer
Best Response
You've already chosen the best response.
1
yes.

gjhfdfg
Best Response
You've already chosen the best response.
0
So its just 12?
5 * 0 = 0,
2 * 6 = 12
012 = 12?

gjhfdfg
Best Response
You've already chosen the best response.
0
Ah, I figured it out. thanks.!

nubeer
Best Response
You've already chosen the best response.
1
lol ya and sorry didn't got the notif..
and you're welcome.

gjhfdfg
Best Response
You've already chosen the best response.
0
Hah no problem, I dont get mine most of time.