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Answer question number 27. The question is in the image.
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Answer question number 27. The question is in the image.

Answer question number 27. The question is in the image.-example-1
User Donice
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27. sin( -150°)

Use the following property: sin( -x ) = - sin( x ), so:


\sin(-150)=-\sin(150)=-(1)/(2)

Answer: -1/2

User Sherein
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