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Tresset [83]
3 years ago
11

If sin x = -1/2, and 270° < x < 360°, what is cos(x - 30°)?

Mathematics
1 answer:
Butoxors [25]3 years ago
4 0

Answer:

x = -30

cos(x - 30) = ½

Step-by-step explanation:

Look at the picture

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