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matematika

kvadraticke rovnice

Dobrý večer vedel by niekto 9.90 a 9.92?Potrebovala by som to ešte dnes, ďakujem

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snad to uz zvladnes aj sama

https://www.hackmath.net/sk/kalkulacka/kvadraticka-rovnica?a=1&b=-15&c=11&eq2=&submit=Vyrie%C5%A1