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Mathematics, 16.10.2020 16:01 dee3293

Prove that tan 3A = (3 tan A - tan³ A)/(1 - 3 tan²A)


Prove that tan 3A = (3 tan A - tan³ A)/(1 - 3 tan²A)

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Prove that tan 3A = (3 tan A - tan³ A)/(1 - 3 tan²A)
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