Second Unit Test-2024-25

  Second Unit Test 2024-25 

f}rh; ij[k i= & 2024&25

vDVwcj 2024

1- jSf[kd lehdj.k& a₁x + b₁y + c₁ = 0  vkSj a₂x + b₂y + c₂ = 0  dk tc dksbZ gy ugha gksxk&                                                    (1)

2-lehdj.k  x-y+9 = 0 vkSj 3x-2y+12 = 0 }kjk fu:fir js[kk,a dSlh gksxhA                                                                (1)

(a) laikrh     (b) lekarj          (c) izfrNsnh    (d) yEcor~

 

3- f}?kkr lehdj.k& 2x²-4x+3=0 dk fofoDrdj gksxkA                  (1)

(a) 24         (b) 16         (c) 3          (d) &8

 

4- f}?kkr lehdj.k& x²-9=0 ds ewy gksxsA                              (1)

  

5- f}?kkr lehdj.k& 3x²-5x+2=0 ds ewykas dh tkWap djks] ;fn mudk vfLrRo gS rks mUgs Kkr djksA                                                                (2)

 

6- xzkQh; fof/k }kjk gy djks&                                        (2)

     x = y-1       3x+2y = 12

7- nks ,slh Øekxr /kukRed fo"ke la[;k,a Kkr djks ftuds oxksZa dk ;ksx 290 gksA                                                               (2)