Respuesta :

[tex]\begin{gathered} \sin (\theta)=\frac{-8}{17} \\ \theta=\sin ^{-1}\frac{-8}{17} \\ \theta=-28 \\ As\text{ negative angle} \\ \theta=360+(-28) \\ \theta=332 \\ \cos (332)=\frac{15}{17} \\ \text{The }\cos (332)is\frac{15}{17} \end{gathered}[/tex]

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