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VED1
E L-LOVELY-H math20-1 IInd 6-8-11 IIIrd 24-1-12 IVth 21-4-12 VIth 10-9-12

noEPk;soh dk rfDs

B'N ;fjyzv 4 & O 5
;fjyzv 3 & ^ 2

;fjyzv 2 & ^ 3
;fjyzv 5 & O 4

j[D

fJ; soQK

T[dkjoD 3H w?fNqe; gqDkbh d[nkok jZb eo'^
x – 2y + 3z = 1 .....(i)
3x – y + 4z = 3 ....(ii)
2x + y – 2z = -1 ....(iii)
jZb L T[go'es ;wheoDK B{z t:{j d/ o{g ftZu fbyD s/

−
 1 2 3    1
x


y =
3 1 4−      3


  
  2 1 2   − 1 
−
z
  

eq/wo fB:w dk gq:'r eoB s/
x    1 2 3  1
−

 
−
y =   3 1 4   3

 
 
z  
−
 
    2 1 2 − 1 
 1 3 2 


−
;fjyzv A =− 2 1 1


  3 4 2 
−
−  1 1 
−
;fjyzv 1 =+   =+ ( 2 4) =−
−
6
 4 2 
−  2 1
−
−
;fjyzv 3 =−   =− ( 4 3) =− 1
−
 3 2 
−
−  2 1
− +
;fjyzv 2 =+   =+ ( 8 3) =−
5
 3 4 

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