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6x^3+x^2-18x-5) : (3x+5)=2x^2-3x-1
-6x^3-10x^2
--------------------
-9x^2-18x
9x^2+15x
-----------------------------
-3x-5
3x+5
------------------------------
b)
(12x^4-2x^3-2x^2-4x+2):(4x-2)=3x^3+x^2-1
-12x^4+6x^3
---------------------
4x^3-2x^2
-4x^3+2x^2
-----------------------------
-4x+2
4x-2
--------------------------------------
c)
(7x^4-x^3-6x^2+1):(7x+6)=x^3-x^2
-7x^4-6x^3
------------------
-7x^3-6x^2
7x^3+6x^2
------------------------------
1 reszty
d)
(2x^3+7x^2+8x-25):(2x-7)=x^2+7x+28
-2x^3+7x^2
------------------------
14x^2+8x
-14x^2+49x
---------------------------
57x-25
-56x+196
----------------------------------
x +171 reszta