Question

ex 5 repdeee va rog dau coroana pt cel mai bun raspuns

Answer 1

Răspuns:

Explicație pas cu pas:

a)

x>4→x∈{ 4,5,6,.......+∞}

b)

x<-8 →x∈{-8,-9,-10, ......-∞}

c)

10≥x →x≤10→x∈{10,9,8......-∞}

d)

4< x→x> 4 →x ∈{ 5,6,7........+∞}

e)

-2≤x →x≥-2 →x∈{-2,-1,0,1,2,3.......+∞

f)

-3<x →x>-3 →x∈{ 0,1,2,3 ......+∞

g)

-3≥x→x≤-3→x∈{-3,-2,-1 ,0,1...........+∞

h)

-3<x≤-1 →x>-3≤-1→x∈{ -2,-1}

i)

-√2>x→x<-√2→x∈{-√3 ,-√4,-√5.......-∞

j)

-√3<x<√2 →x>-√3 , x <√2→x∈{ -√2,-√1,0,√1 }