Mathematics, 28.01.2020 20:43 Lukeadams

$if 180º\ \textless \ a\ \textless \ 270º$ and $cos a= -8/17$ what is sin(−α)?

enter your answer as a fraction in simplest form, like this: 3/14

$[tex]if 180º\ \textless \ a\ \textless \ 270º[/tex] and [tex]cos a= -8/17[/tex] what is sin(−α)?$

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[tex]if 180º\ \textless \ a\ \textless \ 270º[/tex] and [tex]cos a= -8/17[/tex] what is sin(−α)?

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and what is sin(−α)? enter your answer as a fraction in simplest form, like this: 3/14

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Another question on Mathematics

$if 180º\ \textless \ a\ \textless \ 270º$ and $cos a= -8/17$ what is sin(−α)?

enter your answer as a fraction in simplest form, like this: 3/14