Răspunsuri

2014-07-02T20:41:13+03:00
|2x - 3|=7
|3x-2|=|2x+1|
3|x-2| = |2-x|=8
8x-3 = 2x +9
3(x-5) - 2(x-1)=7
2x - 3 -5(x + 7)=3(x-2)-4
1   +  1
_       _    sa fie mai mic sau egal cu 4
a      b  
E(2)+E(3)+E(4)+...+E(99)
-1-2+3-4-5+6...-31-32+33
1+2-3-4+5+6-7-8+...+41+42-43-44