Mathematics, 03.04.2020 03:36 evanmc627
If sin x = - 1/2 , and 270 degrees < x < 360 degrees , what is cos(x - 30 degrees) ?
Answers: 2
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If sin x = - 1/2 , and 270 degrees < x < 360 degrees , what is cos(x - 30 degrees) ?...
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