Trigonométrie - Q21 - 8. [Math] Problèmes mathématiques (niveau secondaire)

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Author(s)	Philippe Delsarte, Manon Oreins
Deadline	Keine Frist
Abgabenlimit	No limitation
Category tags	Trigo

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Trigonométrie - Q21

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Question 1:

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

Format example : expression: 5x+3 equation: x=y+3 inequation: x<2y+1

Question 2:

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

Format example : expression: 5x+3 equation: x=y+3 inequation: x<2y+1

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Trigonométrie - Q21 Collapse context

Question 1:

Question 2:

Trigonométrie - Q21