Ahojte mam takúto slovnú úlohu. Mam k nej aj výsledky, len neviem ako sa mam k nim dostať. Ďakujem
Dve priame cesty sa pretınaju v pravom
uhle. Po jednej z nich ide traktor priemernou rychlost’ou 10 m.s−1,
po druhej ide osobne auto rychlost’ou 20 m.s−1 . V čase t0 = 0 s je traktor 150 m a auto 200 m pred krizovatkou, pritom obe vozidlá sa pohybuju smerom ku krizovatke. Určte čas t, v ktorom je vzdialenost’ vozidiel 100 m.
Vysledok: 7s a 15s
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