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boomerang285
Group Title
Solve the matrix :
1 2 1 0 
0 1 02
0 0 1 3 
 2 years ago
 2 years ago
boomerang285 Group Title
Solve the matrix : 1 2 1 0  0 1 02 0 0 1 3 
 2 years ago
 2 years ago

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technopanda13 Group TitleBest ResponseYou've already chosen the best response.0
open study is for help not answers :)
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
i know that, I am looking for help in solving this matrix
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
i think the person has just stated the question. maybe he needs help solving it
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
hmm @boomerang285 just want to know.. familiar with Guass jordan? is it related to it?
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
yes I believe so, I am looking in my textbook, it is just very confusing
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
ok and you have to find x, y, and z right?
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
ok see your matrix.. all the elements below the peincipal diagnol are 0.. so you can apply Guass method.
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
ok so in guass u make equations like this. just ignore the last column in you question and replace it with x,y ,zdw:1352480536058:dw
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
1x+2y+z = 0 y = 2 0x+0y+1z = 3 just now solve these equations
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
so the answer is then (1, 2, 3) ? thats what i get
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
yes .. that should be the answer.. you have to remmeber you can do like this just when you have all elements under principal diagonal are 0
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
thank you very much, i have a couple questions i need checked, are you willing?
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
these ones i have to solve using cramers rule, If you are familiar. x2y=5 5xy=2 The answer for this one that I come up with is (1, 3)
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
solve with cramers rule 2x9y=5 3x3y=11 i come up with (4, 1/3)
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
second one is right.
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
yup.. both of them are right :)
 2 years ago

boomerang285 Group TitleBest ResponseYou've already chosen the best response.0
thank you so much!
 2 years ago

nubeer Group TitleBest ResponseYou've already chosen the best response.0
you are most welcome
 2 years ago
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