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jadiemintBest ResponseYou've already chosen the best response.1
is this one matrices? or two
 2 years ago

jadiemintBest ResponseYou've already chosen the best response.1
ok. then the determinent is 1/(adbc), where a is top left, b is top right, c is bottom left and d is bottom right. that help?
 2 years ago

becca18Best ResponseYou've already chosen the best response.0
Not really. Whats the answer?
 2 years ago

jadiemintBest ResponseYou've already chosen the best response.1
I got 1/3. is that what you got?
 2 years ago

becca18Best ResponseYou've already chosen the best response.0
No this is what I got, dw:1320713982160:dw And I just looked at my notes and its not matrix I don't think.
 2 years ago

jadiemintBest ResponseYou've already chosen the best response.1
Oh, you're right, sorry my mistake :) I was going one step further towards finding the inverse lol your answer's right!
 2 years ago

becca18Best ResponseYou've already chosen the best response.0
I'm confused because we learned how to do it this way last week but now we're doing Matrix and it looks the same and the direstions don't tell me anything
 2 years ago

becca18Best ResponseYou've already chosen the best response.0
Thank You! Btw I think it's Called Cramers rule(:
 2 years ago

jadiemintBest ResponseYou've already chosen the best response.1
oooh ok thanks :D lol
 2 years ago

ZarkonBest ResponseYou've already chosen the best response.0
Cramer's rule is a way to use determinants to solve some systems of equations. if \[A=\left[\begin{matrix}a & b \\ c & d\end{matrix}\right]\] then \[A=adbc\] always
 2 years ago
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