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Afina-wow [57]
2 years ago
12

Cos (a + 60 ) + Cos (a-60)​

Mathematics
1 answer:
Nadusha1986 [10]2 years ago
8 0

Answer:

the answer is 0.9988747935

hope that works!!

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Area of rectangle 2x8/9
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32/9

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Answer:

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