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Prove the identity. cos (x + y) 1- tanx tany cosx cosy Note that each Statement must be based on a Rule chos the right of the Rule. Statement
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Sep 24, 2021
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Prove the identity.
cos (x + y)
1- tanx tany
cosx cosy
Note that each Statement must be based on a Rule chos
the right of the Rule.
Statement
Mathematics
high-school
Yaroslav Melnichuk
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Yaroslav Melnichuk
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Answer:
Hi... I should do like this
Maalls
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Sep 27, 2021
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Maalls
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