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Rumus Sudut Ganda dan Sudut Paruh Trigonometri

Authored by SMA AL-ICHWAN

Mathematics

11th Grade

CCSS covered

Used 53+ times

Rumus Sudut Ganda dan Sudut Paruh Trigonometri
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20 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 sin2A+cos2A=....\sin^2A+\cos^2A=....  

-1

0

1

 cos2A\cos2A  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 2sin20°cos20° = .....2\sin20\degree\cos20\degree\ =\ .....  

 sin20°\sin20\degree  

 sin40°\sin40\degree  

 cos20°\cos20\degree  

 cos40°\cos40\degree  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika  sinx=12\sin x=\frac{1}{2}  maka  cos2x=....\cos2x=....  

-1

 12-\frac{1}{2}  

 25\frac{2}{5}  

 12\frac{1}{2}  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 2cos245°1=....2\cos^245\degree-1=....  

 cos90°\cos90\degree  

 cos45°\cos45\degree  

 2cos90°2-\cos90\degree  

 sin90°\sin90\degree  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 sin2A+cos2A=....\sin^2A+\cos^2A=....  

-1

0

1

 cos2A\cos2A  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

tan 2P = ....

sin2P+cos2P\sin^2P+\cos^2P

tanP1+tan2P\frac{\tan P}{1+\tan^2P}

2tanP1tan2P\frac{2\tan P}{1-\tan^2P}

2tan2P\frac{2}{\tan^2P}

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

cos 2x = ....

 cos2x1\cos^2x-1  

 2cos2x12\cos^2x-1  

 2cos2x+12\cos^2x+1  

 cosx1\cos x-1  

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