Search Header Logo

Тригонометрия

Authored by Марина Геннадьевна

Mathematics

10th Grade

Used 153+ times

Тригонометрия
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 sin2x+cos2x=\sin^2x+\cos^2x=  

0

1

 π2\frac{\pi}{2}  

-1

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 sin2x=\sin2x=  

 cos2xsin2x\cos^2x-\sin^2x  

1

 2sinxcosx2\sin x\cos x  

 sinxcosx\sin x\cos x  

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 sin(αβ)\sin\left(\alpha-\beta\right)  

 2sinαcosβ2\sin\alpha\cos\beta  

 sinβcosαcosβsinα\sin\beta\cos\alpha-\cos\beta\sin\alpha  

 sinαcosβ+sinβcosα\sin\alpha\cos\beta+\sin\beta\cos\alpha  

 sinαcosβsinβcosα\sin\alpha\cos\beta-\sin\beta\cos\alpha  

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

В какой четверти находится угол  5π4\frac{5\pi}{4}  

1

2

3

4

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

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

 sinα\sin\alpha  

 cosα\cos\alpha  

 sinα-\sin\alpha  

 cosα-\cos\alpha  

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

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

 tgα-tg\alpha  

 ctgα\operatorname{ctg}\alpha  

 tgαtg\alpha  

 ctgα-\operatorname{ctg}\alpha  

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

 cos π4\cos\ \frac{\pi}{4}  

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 22\frac{\sqrt{2}}{2}  

1

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Microsoft

Continue with Microsoft

or continue with

Facebook

Facebook

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?