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Nájdite všeobecné riešenie diferenciálnej rovnice y"− 3y´ + 2y = −3e^2x
Trojuholník ABC je podobný s trojuholníkom OPR s pomerom podobnosti k=3. Aký je pomer obsahov týchto trojuholníkov?
Poprosím o pomoc s príkladom.Do rovnostranného trojuholníka ABC o strane dĺžky 6 cm je vpísaný štvorec. Vypocitaj dĺžku strany štvorca.
Poprosím o pomoc s príkladom. Do rovnostranného trojuholníka ABC o strane dĺžky 8 cm je vpísaný obdĺžnik, ktorého strany sú v pomere 2:1. Vypocitaj rozmery obdĺžnika.
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