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Келтіру формуласы

Authored by umit adilbek

Mathematics

9th Grade

Used 201+ times

Келтіру формуласы
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

sinα-\sin\alpha

tgαtg\alpha

ctgα-\operatorname{ctg}\alpha

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 ctg(π2+α)\operatorname{ctg}\left(\frac{\pi}{2}+\alpha\right)  

 tgα-tg\alpha  

 ctgα-\operatorname{ctg}\alpha  

 tgαtg\alpha  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

 cosα\cos\alpha  

 sinα\sin\alpha  

 cosα-\cos\alpha  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

 cosα\cos\alpha  

 sinα\sin\alpha  

 sinα-\sin\alpha  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin127°\sin127^{\degree}  

 cos37°\cos37\degree  

 sin37°-\sin37\degree  

 cos47°\cos47\degree  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos121°\cos121\degree  

 sin31°\sin31\degree  

 cos31°\cos31\degree  

 sin31°-\sin31\degree  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 ctg117°\operatorname{ctg}117\degree  

 tg27°tg27\degree  

 ctg27°\operatorname{ctg}27\degree  

 tg27°-tg27\degree  

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