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</html><description>Zad&#xE1;n&#xED;: $$frac{y-1-frac{1}{y-1}}{2y^{2}-4y}=$$Pro y&nbsp;&#x2208; R /&nbsp;{0; 1; 2} zjednodu&#x161;te &#x158;e&#x161;en&#xED;: 1) Uprav&#xED;me &#x10D;itatele, aby bylo v&#x161;e ve zlomku se stejn&#xFD;m jmenovatelem$$frac{frac{y^{2}-y-y+1-1}{y-1}}{2y(y-2)}$$2) Slo&#x17E;en&#xFD; zlomek si p&#x159;evedeme na 2 zlomky$$frac{y^{2}-2y}{y-1}cdot frac{1}{2y(y-2)}$$3) &#x10C;itatele uprav&#xED;me tak, &#x17E;e vytkneme y$$frac{y (y-2)}{2y (y-1)(y-2)}$$4) V &#x10D;itateli i jmenovateli pokr&#xE1;t&#xED;me y(y-2)$$frac{1}{2(y-1)}$$5) V posledn&#xED;m kroku se u&#x17E; jen zbav&#xED;me z&#xE1;vorky ve jmenovateli rozn&#xE1;soben&#xED;m 2$$frac{1}{2y-2}$$ &#x10C;asov&#xE1; ... Read more</description></oembed>
