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Author(s) Philippe Delsarte, Manon Oreins
Deadline No deadline
Submission limit No limitation
Category tags Trigonométrie

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Trigonométrie

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Trigonométrie - Q21


Question 1:

Factoriser l’expression \(\sin a + \sin 2a + \sin 3a\).

Question 2:

Simplifier \(\frac{\cos 3a - \cos 5a}{\sin 3a + \sin 5a}\)