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тригонометриялық формулалар

Authored by Гульнур Саурыкбаева

Mathematics

9th Grade

Used 5+ times

тригонометриялық формулалар
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 sin(α)\sin\left(-\alpha\right)  

 sinα\sin\alpha  

 sinα-\sin\alpha  

 cosα\cos\alpha  

 tgα-tg\alpha  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2-сұрақ. 

 tgαtg\alpha  

 ctgα\operatorname{ctg}\alpha  

 cosαsinα\frac{\cos\alpha}{\sin\alpha}  

 1cosα\frac{1}{\cos\alpha}  

 sinαcosα\frac{\sin\alpha}{\cos\alpha}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tg30

33\frac{\sqrt{3}}{3}

3\sqrt{3}

33\frac{3}{\sqrt{3}}

2\sqrt{2}

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 tgα ctgαtg\alpha\ \operatorname{ctg}\alpha  

2

3

1

4

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 32\frac{\sqrt{3}}{2}  

 cos30\cos30  

 sin45\sin45  

 cos60\cos60  

 sin30\sin30  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6-сұрақ.

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

 cosα-\cos\alpha  

 sinα-\sin\alpha  

 cosα\cos\alpha  

 sinα\sin\alpha  

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

7.

 tg(π+α)tg\left(\pi+\alpha\right)  

 tgα-tg\alpha  

 tgαtg\alpha  

 ctgα\operatorname{ctg}\alpha  

 ctgα-\operatorname{ctg}\alpha  

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