Lambert Owen
06/07/2024 · Primary School
2. \( (\operatorname{sen} \alpha \cdot \cos \alpha)^{2}+\cos ^{4} \alpha=1-\operatorname{sen}^{2} \alpha \)
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Se simplifica el lado izquierdo de la ecuación usando la identidad pitagórica y se demuestra que es igual al lado derecho, lo que valida la identidad.
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