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Calculați, vă rog! Este urgent!!!
[tex]0.(1)x^{2} - 0.25 = ( \frac{x}{3} - \frac{1}{2} )^{2} [/tex]


Răspuns :

0,(1)x²-0,25=(x/3-1/2)²

x²/9-25/100=x²/9-2x/6+1/4

x²/9-1/4-x²/9=-x/3+1/4

-1/4-1/4=-x/3

-2/4=-x/3

-1/2=-x/3

-x/3=-1/2=>-2x=-3=>x=3/2