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Sin 88° = 2 sin 44° cos 44° Sin(-222) = sin222 Each true or false
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Sin 88° = 2 sin 44° cos 44°

Sin(-222) = sin222

Each true or false

User Jeeby
by
7.9k points

1 Answer

2 votes

Answer:

2a

Explanation:

User Yun
by
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