Mathematics, 03.05.2021 22:10 tchloe448
Use the sum-to-product or product-to-sum to solve or simplify as far as possible.
1.) cos (α − β) − cos (α + β)
2.) sin (x + y) sin (x − y)
this is due today - help is appreciated!
Answers: 3
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Use the sum-to-product or product-to-sum to solve or simplify as far as possible.
1.) cos (α − β)...
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