Wzory redukcyjne

Wzory redukcyjne

10th Grade

10 Qs

quiz-placeholder

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Wzory redukcyjne

Wzory redukcyjne

Assessment

Quiz

Mathematics

10th Grade

Medium

Created by

Patrycja Szlagowska

Used 12+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos2 56π\cos2\ \frac{5}{6}\pi  =

 32-\frac{\sqrt{3}}{2}  

 32\frac{\sqrt{3}}{2}  

 3-\sqrt{3}  

 3\sqrt{3}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 tg 194π=tg\ \frac{19}{4}\pi=  

0

2

-1

-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos(74π)=\cos\left(-\frac{7}{4}\pi\right)=  

 22-\frac{\sqrt{2}}{2}  

 22\frac{\sqrt{2}}{2}  

 12-\frac{1}{2}  

 12\frac{1}{2}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 ctg(76π)=\operatorname{ctg}\left(-\frac{7}{6}\pi\right)=  

 3\sqrt{3}  

-1

1

 3-\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin(870°)=\sin\left(-870\degree\right)=  

 1-1  

 11  

 12\frac{1}{2}  

 12-\frac{1}{2}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin660°=\sin660\degree=  

  22-\ \frac{\sqrt{2}}{2}  

  32-\ \frac{\sqrt{3}}{2}  

 32\frac{\sqrt{3}}{2}  

 22\frac{\sqrt{2}}{2}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 ctg(750°)=\operatorname{ctg}\left(-750\degree\right)=  

1

 3-\sqrt{3}  

0

 3\sqrt{3}  

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