11.02

11.02

10th Grade

12 Qs

quiz-placeholder

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11.02

11.02

Assessment

Quiz

Mathematics

10th Grade

Medium

Created by

Інна Тарковська

Used 1+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (1sin2x)tg2x=\left(1-\sin^2x\right)\cdot tg^2x=  

 cos2x\cos^2x  

 sin2x\sin^2x  

 ctg2x\operatorname{ctg}^2x  

 tg2xtg^2x  

 11  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 1cos2αsinαcosα\frac{1-\cos^2\alpha}{\sin\alpha\cdot\cos\alpha}  

 cosα\cos\alpha  

 sinα\sin\alpha  

 tgαtg\alpha  

 ctgα\operatorname{ctg}\alpha  

 11  

3.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 tgαcosαsinα1=\frac{tg\alpha\cdot\cos\alpha}{\sin\alpha}-1=  

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 1sin2α1cos2α  tg2α=\frac{1-\sin^2\alpha}{1-\cos^2\alpha}\ \cdot\ tg^2\alpha=  

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 (sinα+cosα)2+(sinαcosα)2=\left(\sin\alpha+\cos\alpha\right)^2+\left(\sin\alpha-\cos\alpha\right)^2=  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 11+cosα+11cosα=\frac{1}{1+\cos\alpha}+\frac{1}{1-\cos\alpha}=  

 1sin2α\frac{1}{\sin^2\alpha}  

 2cos2α\frac{2}{\cos^2\alpha}  

 2sin2α\frac{2}{\sin^2\alpha}  

 1cos2α\frac{1}{\cos^2\alpha}  

1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 1cos2β=1-\cos^2\beta=  

 cos2β\cos^2\beta  

 sin2β\sin^2\beta  

 tg2βtg^2\beta  

 11  

 00  

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