Problemas con triángulos rectángulos especiales 45-45-90

Examples0/3

Examples

Lessons

Si $\, \theta = 45^\circ$ $θ = 4 5^{\circ}$ , encuentra el valor exacto de las siguientes expresiones:
1. $3 \, sen^2 \theta$
2. $\tan (3 \theta - 75^\circ)$
3. $\cos^2(120^\circ - 2 \theta)$

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