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Dobrý deň, ako prosím, vypočítat tieto goniometrické rovnice? Dakujem
a) cos x= 1/2
b) sin x =1
Akú hmotnosť má prázdna nádrž na vodu a koľko kilogramov vody v nej je, ak celková hmotnosť 192kg by po vypustení tretiny hmotnosti vody klesla na 132kg?
Stratila som sa v riešení a tak trochu ani neviem co mam riešiť potrebovala by som pomôcť.
doučma.sk
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