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Формулы приведения

Authored by Александра Евсеева

Mathematics

9th - 10th Grade

Used 143+ times

Формулы приведения
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin(π2α)\sin\left(\frac{\pi}{2}-\alpha\right)  

 sin(α)\sin\left(\alpha\right)  

 cos(α)-\cos\left(\alpha\right)  

  sin(α)-\sin\left(\alpha\right) 

 cos(α)\cos\left(\alpha\right)  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 tg(3π2+α)tg\left(\frac{3\pi}{2}+\alpha\right)  

 tg(α)-tg\left(\alpha\right)  

 tg(α)tg\left(\alpha\right)  

 ctg(α)-\operatorname{ctg}\left(\alpha\right)  

 ctg(α)\operatorname{ctg}\left(\alpha\right)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos(3π2α)\cos\left(\frac{3\pi}{2}-\alpha\right)  

 sin(α)\sin\left(\alpha\right)  

 cos(α)-\cos\left(\alpha\right)  

 sin(α)-\sin\left(\alpha\right)  

 cos(α)\cos\left(\alpha\right)  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 ctg(π+α)\operatorname{ctg}\left(\pi+\alpha\right)  

 ctg(α)-\operatorname{ctg}\left(\alpha\right)  

 tg(α)tg\left(\alpha\right)  

 tg(α)-tg\left(\alpha\right)  

 ctg(α)\operatorname{ctg}\left(\alpha\right)  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos(4πα)\cos\left(4\pi-\alpha\right)  

 sin(α)-\sin\left(\alpha\right)  

 cos(α)\cos\left(\alpha\right)  

 sin(α)\sin\left(\alpha\right)  

 cos(α)-\cos\left(\alpha\right)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin(2π+α)\sin\left(2\pi+\alpha\right)  

 cos(α)-\cos\left(\alpha\right)  

 sin(α)-\sin\left(\alpha\right)  

 sin(α)\sin\left(\alpha\right)  

 cos(α)\cos\left(\alpha\right)  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 tg(πα)tg\left(\pi-\alpha\right)  

 ctg(α)-\operatorname{ctg}\left(\alpha\right)  

 tg(α)-tg\left(\alpha\right)  

 ctg(α)\operatorname{ctg}\left(\alpha\right)  

 tg(α)tg\left(\alpha\right)  

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