Solve \( 2 \cos ^{2}(x)-3 \cos (x)-5=0 \) for all solutions. \( x=\square \) where select an answer Give your answer as an exact value.

166 Un angolo alla circonferenza ha ampiezza \( \alpha \) e \( \cos \alpha=\frac{8}{17} \). Trova seno e coseno del corrispondente angolo al centro. 808 \( \left[\sin \beta=\frac{240}{289} ; \cos \beta=-\frac{161}{289}\right] \)

Fid an angle \( \theta \) coterminal to \( -561^{\circ} \), where \( 0^{\circ} \leq \theta<360^{\circ} \)

Thid an angle 9 coterminal to \( 1066^{\circ} \), where \( 0^{\circ} \leq 0<360 \)

Find an angle \( \theta \) coterminal to \( -468^{\circ} \), where \( 0^{\circ} \leq \theta<360^{\circ} \)

Find an angle \( \theta \) coterminal to \( 1256^{\circ} \), where \( 0^{\circ} \leq \theta<360^{\circ} \)