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Popular >

cos(x)=(1-2)/(sqrt(26))

Solución

cos (x) = \frac{1 - 2}{26}

Solución

x = 1.76819 \dots + 2 πn, x = - 1.76819 \dots + 2 πn

+1

Pasos de solución

cos (x) = \frac{1 - 2}{26}

Simplificar

\frac{1 - 2}{26} : - \frac{26}{26}

Aplicar propiedades trigonométricas inversas

x = arccos (- \frac{26}{26}) + 2 πn, x = - arccos (- \frac{26}{26}) + 2 πn

Mostrar soluciones en forma decimal

x = 1.76819 \dots + 2 πn, x = - 1.76819 \dots + 2 πn

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