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P pickle313 Joined Feb 3, 2018 Messages 6 Oct 7, 2018 #2 I just wanted to point out that the correct double angle formula for cosine would be Code: cos(2a)=cos[sup]2[/sup](a)-sin[sup]2[/sup](a)=2cos[sup]2[/sup](a)-1=1-2sin[sup]2[/sup](a)
I just wanted to point out that the correct double angle formula for cosine would be Code: cos(2a)=cos[sup]2[/sup](a)-sin[sup]2[/sup](a)=2cos[sup]2[/sup](a)-1=1-2sin[sup]2[/sup](a)
DepthSailor Aggregator gang Joined Apr 10, 2020 Messages 789 Jun 18, 2020 #3 @pickle313 well thank you ~
OldShadow Active member Joined Aug 31, 2018 Messages 484 Mar 4, 2021 #4 damn. stolen by the bff? that hurts lol
