Stabiliți valoarea de adevăr a fiecărei propoziție
Cos de 26 de grade > Cos de 334 de grade
Va rog urgent

Răspunsul a fost dat de: USER4691
28 Agustus 2025 matematica 5 minute
4.5
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Întrebare

Clasă: Education Materie: matematica
Stabiliți valoarea de adevăr a fiecărei propoziție
Cos de 26 de grade > Cos de 334 de grade
Va rog urgent
Întrebare a fost pusă de:
122 Vezi 122 Răspunsuri

Răspuns (122)

Cel mai bun răspuns
(140)
cos334°=cos(360°-26°)=cos(-26°)=cos26°, deoarece 360° este perioada iar cosinusul este functie para cos(-x)=cosx, deci afirmatia este falsa.
Răspunsul a fost dat în data 28 Agustus 2025

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