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Mathematics
Alina Gonzales
19 May, 21:09
Prove - 1 - cos^2 x = sin^2 x
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Destiney Schwartz
19 May, 22:42
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sin^2 (x) + cos^2 (x) = 1
sin^2 (x) = 1 - cos^2 (x)
1 - cos^2 (x) = sin^2 (x)
- 1 - cos^2 (x) = sin^2 (x) is proven incorrect.
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