subject
Mathematics, 01.09.2019 19:00 MysteryDove12

Prove the following identity :
sin α . cos α .
tan α = (1 – cos
α) (1 + cos
α)

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Answers: 2

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Prove the following identity :
sin α . cos α .
tan α = (1 – cos
α) (1 + cos
...
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