Page 124 - 5.3.1
P. 124

special-edu.kz.




                   Ðåøåíèå.                special-edu.kz.                                       special-edu.kz.

                   9õ = 41 – 5,

                   9õ = 36,
 special-edu.kz.                           special-edu.kz.
                    Ðåøèòü óðàâíåíèå – çíà÷èò íàéòè  special-edu.kz.
                   õ = 36 : 9,

                   õ = 4 – êîðåíü óðàâíåíèÿ.






               âñå åãî êîðíè èëè óáåäèòüñÿ, ÷òî êîð-

               íåé íåò.




                   Ïðèìåð 1.
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
                   (45 – õ) • 3 = 93,

                   45 – õ = 93 : 3,
                   45 – õ = 31,

                   õ = 45 – 31,

                   õ = 14.



                   Ðåøåíèå.

                   Â çàäàííîì óðàâíåíèè íåèçâåñòåí
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
             ìíîæèòåëü 45 – õ.



                     ×òîáû íàéòè  íåèçâåñòíûé ìíîæè-

               òåëü, íóæíî çíà÷åíèå ïðîèçâåäåíèÿ

               ðàçäåëèòü íà èçâåñòíûé ìíîæèòåëü.




             122
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
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