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bkabyma91
19.07.2019 •
Mathematics
What is sin 20° cos 4° + cos 20° sin 4° equal to? cos 16° sin 16° cos 24° sin 24°
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Ответ:
Ответ:
So we know this identity:
Given that α = 20° and β = 4°, the solution is:
Ответ:
4
Step-by-step explanation: