337. (Og’zaki.) Quyida ko’rsatilgan tenglamalrdan qaysilari kvadrat tenglama bo’ladi:

         1) ;                                  2)  ;

         3) ;                                 4)

         5) ;                                       6) ?

338. (Og’zaki.) Kvadrat tenglamaning koeffitsiyentlarini va ozod hadini ayting:

         1) ;                                  2)  ;

         3) ;                                             4) ;

         5) ;                                      6)

339. Agar   kvadrat tenglamaning koeffitsiyentlari ma’lum bo’lsa, shu kvadrat tenglamani yozing:

        1) ;                                     2) ;

        3) ;                                   4) .

340. Berilgan tenglamani kvadrat tenglamaga keltiring:

        1) ;                                           2) ;

        3) ;                           4) .

341. -3, -2, 0, 1 sonlaridan qaysilari tenglamaning ildizlari bo’ladi:

        1) ;                                                2) ;

        3) ;                                           4) ;

        5) ;                                       6) ?

342. (Og’zaki.)  tenglama nechta ildizga ega? Ularni toping. Ulardan qaysinisi 36 ning arifmetik ildizi bo’ladi?

343. (Og’zaki.) Tenglamani yeching:

        1) ;                        2) ;                  3) ;

        4) ;                     5) ;              6) .

344. Tenglamaning ildizlarini toping:

        1) ;                   2) ;                   3) ;

        4) ;                  5) ;                      6) .

345. Tenglamani yevhing:

        1) ;              2) ;                 3) ;

        4) ;                    5) ;                     6) .

346. Kvadrat tenglamani, uning chap qismini ko’paytuvchilarga ajratib, yeching:

        1) ;                2) ;                   3) ;.

        4) ;            5) ;             6) .