rozwiaz nierownosci :
a) I x-5 I 3
b . I 2x+ 6 I > 4
c. I 3 - 8x I 11
d . I 9+ x I < 7
e. I 3 + 5x I > 0
f. I 11x- 11 I > 4
g. I 9-x I < 6
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a. 3x-15
b.2x+6>4
2x>-2
x>-1
c.33-88x
d.9+x<7
x<-2
e.3+5x>0
5x>-3
x> -3/5
f. 11x-11>4
11x>15
x>15/11
x> 1 4/11
g. 9-x<6
3<x
x>3
d) I 9+ x I < 7 <=> -7<9+x<7
-16<x<-2
x (-16;2)
g. I 9-x I < 6 <=> -6<9-x<6
-15<x<-3
x(-15;-3)
e. I 3 + 5x I > 0 = x nalezy do zbioru liczb rzeczywistych