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Kuis 5 (Sudut Rangkap)

Mathematics

11th Grade

Used 361+ times

Kuis 5 (Sudut Rangkap)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Rumus sudut rangkap untuk  sin 2α\sin\ 2\alpha  sama dengan...

 cos α sin α\cos\ \alpha\ \sin\ \alpha  

 sin α cos α\sin\ \alpha\ \cos\ \alpha  

 2 cos α sin α2\ \cos\ \alpha\ \sin\ \alpha  

 2 sin α cos α2\ \sin\ \alpha\ \cos\ \alpha  

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Rumus sudut rangkap untuk  cos 2α\cos\ 2\alpha  , kecuali...

 cos2αsin2α\cos^2\alpha-\sin^2\alpha  

 2 cos α cos α2\ \cos\ \alpha\ \cos\ \alpha  

 12sin2α1-2\sin^2\alpha  

 2 cos2α12\ \cos^2\alpha-1  

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Rumus sudut rangkap untuk  tan 2α\tan\ 2\alpha  sama dengan...

 tan2α1tanα\frac{\tan^2\alpha}{1-\tan\alpha}  

 2 tan α1tan2α\frac{2\ \tan\ \alpha}{1-\tan^2\alpha}  

 2 tan α1+tan2α\frac{2\ \tan\ \alpha}{1+\tan^2\alpha}  

 tan2α1+tanα\frac{\tan^2\alpha}{1+\tan\alpha}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika  sin 2α=35\sin\ 2\alpha=\frac{3}{5}  , maka  cos 2α=...\cos\ 2\alpha=...  

 45\frac{4}{5}  

 54\frac{5}{4}  

 34\frac{3}{4}  

 43\frac{4}{3}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sinα=35, cosα=45\sin\alpha=\frac{3}{5},\ \cos\alpha=\frac{4}{5}  , maka  sin 2α=...\sin\ 2\alpha=...  



 1225-\frac{12}{25}  

 2425-\frac{24}{25}  

 1225\frac{12}{25}  

 2425\frac{24}{25}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin 2α=45, cos 2α=35\sin\ 2\alpha=\frac{4}{5},\ \cos\ 2\alpha=-\frac{3}{5}  , maka  tan 2α=...\tan\ 2\alpha=...  

 43\frac{4}{3}  

 34-\frac{3}{4}  

 34\frac{3}{4}  

 43-\frac{4}{3}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika  sinα=45, cosα=35\sin\alpha=\frac{4}{5},\ \cos\alpha=-\frac{3}{5}  , maka  cos 2α=...\cos\ 2\alpha=...  

 725\frac{7}{25}  

 2425-\frac{24}{25}  

 725-\frac{7}{25}  

 2425\frac{24}{25}  

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