Podaj odpowiednie założenia, wykonaj działania, wynik przedstaw w najprostszej postaci. (załącznik)
x 3x-16 x(x-3) 3x-16 x²-3x+3x-16
---------- +----------------- =----------------- +--------------------- =------------------------
x-4 (x-3)(x-4) (x-4)(x-3) (x-4)(x-3) (x-3)(x-4)
x²-16 (x+4)(x-4) x+4
=-------------------- =------------------- =-------------
(x-3)(x-4) (x-3)(x-4) x-3
zalozenia: x-3≠0 ∧ x-4≠0
x≠3 x≠4
===================================================================
x+6 x+6 2(x+3) x+6-2x-6 x
-------------- - 2=----------------- - ------------------ =------------------- =- ---------------
x+3 x+3 x+3 x+3 x+3
zalozenia: x+3≠0
x≠-3
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x 3x-16 x(x-3) 3x-16 x²-3x+3x-16
---------- +----------------- =----------------- +--------------------- =------------------------
x-4 (x-3)(x-4) (x-4)(x-3) (x-4)(x-3) (x-3)(x-4)
x²-16 (x+4)(x-4) x+4
=-------------------- =------------------- =-------------
(x-3)(x-4) (x-3)(x-4) x-3
zalozenia: x-3≠0 ∧ x-4≠0
x≠3 x≠4
===================================================================
x+6 x+6 2(x+3) x+6-2x-6 x
-------------- - 2=----------------- - ------------------ =------------------- =- ---------------
x+3 x+3 x+3 x+3 x+3
zalozenia: x+3≠0
x≠-3