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Anit [1.1K]
2 years ago
15

Given cos(x)=1/2, what is the value of cos(x+pi)?

Mathematics
1 answer:
patriot [66]2 years ago
8 0

Answer:

-1/2

Step-by-step explanation:

cos(x+pi) = -cos(x), so the answer is -1/2.

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