Question

fie x ∈ Z.Multimea solutiilor inecuatiei 3(2|2x-3|-5)-4<11 este?

Answer 1

3(2|2x-3|-5)<11+4

3(2|2x-3|-5)<15

2|2x-3|-5<15/3

2|2x-3|-5<5

2|2x-3|<5+5

2|2x-3|<10

|2x-3|<10/2

|2x-3|<5

-5<2x-3<5 /+3

-5+3<2x-3+3<5+3

-2<2x<8 /:2

-1<x<4

x∈{0, 1, 2, 3}

Answer 2

Sper ca te-am ajutat si ca intelegi. Daca ai nevoie de explicatii in plus sunt disponibila.