3 years ago

Prove this identify : 2 cos^2 (45°-A ) = 1 +sin 2 A

Mathematics

1 answer:

11Alexandr11 [23.1K]3 years ago

4 0

I wasn’t sure how to put this into words. I hope this makes sense. <3

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Prove this identify : 2 cos^2 (45°-A ) = 1 +sin 2 A​

Prove this identify : 2 cos^2 (45°-A ) = 1 +sin 2 A