Question

e urgeeeeeeent!!!! PLS. mate cls 9. dau coroana.(rezolvare cu cazuri )​

Answer 1

1) |×-2×|×-1|-×+3|=-3

|-2×|×-1|+3|=-3

2) 213×+3×|2×-3|=5+21

213×+3×|2×-3|=26

213×+3(2×-3)=26,2×-3>0

213×+3×(-(2×-3))=26,2×-3<0

×=35 supra 219 ×>3 supra 2

×=17 supra 207 ×<3 supra 2

× =17 supra 207

pe 3 nu-l stiu:))