Cos (a + 60 ) + Cos (a-60)

Mathematics

1 answer:

Nadusha1986 [10]3 years ago

8 0

Answer:

the answer is 0.9988747935

hope that works!!

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Cos (a + 60 ) + Cos (a-60)​

Cos (a + 60 ) + Cos (a-60)