August 2018 2 32 Report
Rozwiąż nierównośc:

x²+10 x+25 (to pod pierwiastkiem) ≤ x+3


(moja odpowiedz to x+10x+25 ≤ x+3
x+10x-x ≤ 3-25
10 x ≤ - 22 //: 10
x ≤- 2.2 (czy to jest dobrze?)
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