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Mathematics, 07.04.2020 20:16 ThePotato381

Ok.. So I see a recurring theme that we do not cover in any of my lecture notes. This is a trig function. COS²θ - SIN²θ = 1 I have to demonstrate why COS²θ MINUS SIN²θ = 1... But every transformation I make leads me to believe that this can never be true. Help?

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Ok.. So I see a recurring theme that we do not cover in any of my lecture notes. This is a trig func...
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