Prove that
(3-4sin^2A) (sec^2A-4tan^2A)=(3-tan^2A)(1-4sin^ 2A)β...
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Mathematics, 19.08.2021 06:10 CloutLEVEL
Prove that
(3-4sin^2A) (sec^2A-4tan^2A)=(3-tan^2A)(1-4sin^ 2A)β
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Answers: 1
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