Răspunsuri

2014-10-03T08:43:32+03:00

a)\, \,  \frac{ \sqrt{784}}{ \sqrt{1225}}= \sqrt{ \frac{784}{1225}} =  \sqrt{ \frac{112}{175}}=\sqrt{ \frac{16}{25}}= \frac{4}{5}

b)\,\,\frac{ \sqrt[3]{-125} }{ \sqrt[3]{-64}}= \sqrt[3]{ \frac{-125}{-64}}=\sqrt[3]{ \frac{125}{64}}= \frac{5}{4}



mai detaliat, te rog la pct. a)
Am simplificat cu 7 de 2 ori. Nu te-ai prins ca am facut simplificare ?