September 2021 0 2 Report
Решите уравнения.Являются ли они равносильными? 1) |у+2|=7 и (у-5)(у+9)=0
2) |2у+5|=3 и (у+1)(у+4)=0
3) |5х-11|=4 и (х-8)(х-3)=0
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