verifica disequazione 2

 VERIFICA DI MATEMATICA

Risolvere le seguenti disequazioni:

1)    

2)         x +5x+6 0

3)           3(x - 1) 0

4)           4x -4x+1 0

5)            x +3x +2

         _____________ <  0

             x -3x-4

6)       4 -x

      _____________ 0

       6-2x

7)          x+3                                           x

      _____________ <   5  +        _________

           x+1                                            x+1

8)    

                             x -5x+4 >0

                             x -4x-21<0

9)                            6 x -3x>0

                             x >0

10)                         x +4x+4<0

                             x(x+4)>5