Rozwiaz nierownosc.
a) 41x + 2 > - 2 - 13x
b) - 14x > 2 + (3x - 1)
c) 3x - 4(x-1) > - 2 (x-1)
d) (2x+2 > 4 + 12
a) 41x + 2 > - 2 - 13x |+13x
54x +2 > -2 |-2
54x > -4 |:54
x > -4/54
x> -2/27
-14x > 2 +3x -1
-14x > 3x +1 |-3x
-17x > 1 |:(-17)
x < -1/17
3x -4x +4 > -2x +2
-x +4 > -2x +2 |+2x
x+4 > 2 |-4
x > -2
d) (2x+2 )²> 4x² + 12
4x²+8x+4 > 4x²+12 |-x²
8x+4 > 12 |-4
8x > 8 |:8
x >1
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a) 41x + 2 > - 2 - 13x |+13x
54x +2 > -2 |-2
54x > -4 |:54
x > -4/54
x> -2/27
b) - 14x > 2 + (3x - 1)
-14x > 2 +3x -1
-14x > 3x +1 |-3x
-17x > 1 |:(-17)
x < -1/17
c) 3x - 4(x-1) > - 2 (x-1)
3x -4x +4 > -2x +2
-x +4 > -2x +2 |+2x
x+4 > 2 |-4
x > -2
d) (2x+2 )²> 4x² + 12
4x²+8x+4 > 4x²+12 |-x²
8x+4 > 12 |-4
8x > 8 |:8
x >1