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Pekný deň,
Potrebujem pomôcť s týmito úlohami, nakoľko tomu vôbec nerozumiem.
Ďakujem
Na stole je položená doska s hmotnosťou 0,5 kg. O akú časť svojej dĺžky môže prečnievať cez okraj stola, aby nespadla, ak na jej konci je závažie s hmotnosťou 0,2 kg.
Neviem si rady s tymito 3 prikladmi. Ak by bol niekto ochotny mi na papier napisat postup aspon jedneho z nich, tak by som Vam bol vdacny :). Sn netreba, staci ak mi ukazete akymi algebraickymi…
doučma.sk
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