1−(cos^4(α))−(1/4)(sin^2(2α))+ cos(2α)
im really confused on how to do it, so please hel...
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Mathematics, 18.02.2020 22:56 nathangirnet
1−(cos^4(α))−(1/4)(sin^2(2α))+ cos(2α)
im really confused on how to do it, so please help.
![ansver](/tpl/images/cats/User.png)
Answers: 2
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