dubbele hoek formules Flashcards by Mathijs Follon

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sin⁡(2α)

2sinα×cosα

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cos(2α)

= cos²α - sin²α
= 1 - 2 × sin² α
= 2cos²α - 1

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tan(2α)

(2 × tanα) / (1 - tan²α)

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dubbele hoek formules Flashcards

(3 cards)