Hariette Hariette

13-03-2024
Mathematics

contestada

The expression cosine of pi over 3 times cosine of pi over 5 plus sine of pi over 3 times sine of pi over 5 can be rewritten as which of the following?

sine of 8 times pi over 15
sine of 2 times pi over 15
cosine of 8 times pi over 15
cosine of 2 times pi over 15

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