3. Rozwiąż równania :
a) 4x3 + 2x2 - 12x -6 = 0
b) 3x -1 = 5x + 8
x -4 3x+5
c) 2x3 - 18x - O
d) x4 +8x2 -9 = O
a) 12x+4x-12x-6=0
4x=x=2/3
b)-2x=9
x=-2/9
c) 6x-18x=0
-12x=0
d)4x+16x=9
20x=9
x=20/9
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a) 12x+4x-12x-6=0
4x=x=2/3
b)-2x=9
x=-2/9
c) 6x-18x=0
-12x=0
d)4x+16x=9
20x=9
x=20/9
a) 12x+4x-12x-6=0
4x=x=2/3
b)-2x=9
x=-2/9
c) 6x-18x=0
-12x=0
d)4x+16x=9
20x=9
x=20/9