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Verify identity : 2 \sin {}^(2) ( \alpha ) + \cos {}^(2) (2 \alpha ) = 1 ​
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7 votes
Verify identity :

2 \sin {}^(2) ( \alpha ) + \cos {}^(2) (2 \alpha ) = 1
​

User Bobby StJacques
by
7.1k points

1 Answer

3 votes

Answer:

what is this? math or physics?

Explanation:

User NeatNerd
by
6.5k points
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