rozwiaz rownanie
(3x-1) do potegi 2 =9x do potegi 2 - 2
b ) 4x do potegi 2 =(5-2x) do potegi 2
9x2-6x+1=9x2-2
-6x=-3
x=1/2
4x2=25-20x+4x2
-25=-20x
x=5/4
x=1 i 1/4
odpowiedz w zalaczniku :)
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9x2-6x+1=9x2-2
-6x=-3
x=1/2
4x2=25-20x+4x2
-25=-20x
x=5/4
x=1 i 1/4
odpowiedz w zalaczniku :)