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Trigonometri V

Authored by Gilang Adi

Mathematics

10th Grade

Trigonometri V
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 secα\sec\alpha =... 

 1sinα\frac{1}{\sin\alpha}  

 1cosα\frac{1}{\cos\alpha}  

 1tanα\frac{1}{\tan\alpha}  

 1cosecα\frac{1}{\operatorname{cosec}\alpha}  

 1cotanα\frac{1}{\operatorname{cotan}\alpha}  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 cosec2α\operatorname{cosec}^2\alpha = ... 

 1+cotan2α1+\operatorname{cotan}^2\alpha  

 1+tan2α1+\tan^2\alpha  

 1+sin2α1+\sin^2\alpha  

 1+cos2α1+\cos^2\alpha  

1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

identitas berikut yang benar adalah...

sin2α=1+cos2α\sin^2\alpha=1+\cos^2\alpha

cos2α=1+sin2α\cos^2\alpha=1+\sin^2\alpha

sin2α+cos2α=0\sin^2\alpha+\cos^2\alpha=0

tan2α=1+sec2α\tan^2\alpha=1+\sec^2\alpha

cosec2α=1+cotan2α\operatorname{cosec}^2\alpha=1+\operatorname{cotan}^2\alpha

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 sin2α+cos2α=...\sin^2\alpha+\cos^2\alpha=...  

 tan2α\tan^2\alpha  

 cotan2α\operatorname{cotan}^2\alpha  

1

0

-1

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 1cos2α=...1-\cos^2\alpha=...  

 sin2α\sin^2\alpha  

 cosec2α\operatorname{cosec}^2\alpha  

 cotan2α\operatorname{cotan}^2\alpha  

 tan2α\tan^2\alpha  

 cos2α\cos^2\alpha  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

bentuk sederhana sin2α+cos2αsec2αtan2α\frac{\sin^2\alpha+\cos^2\alpha}{\sec^2\alpha-\tan^2\alpha}  adalah....

1

0

 1secα\frac{1}{\sec^{ }\alpha}  

 1sinα\frac{1}{\sin\alpha}  

 1tanα\frac{1}{\tan\alpha}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

bentuk sederhana dari sinxtan xsecx\frac{\sin x\tan\ x}{\sec x} adalah... 

1

 sinx\sin x  

 sin2x\sin^2x  

 cos x\cos\ x  

 cos2x\cos^2x  

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