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Ulangan Identitas Trigonometri

Authored by Bonaventura Wastu

Mathematics

11th Grade

Used 100+ times

Ulangan Identitas Trigonometri
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8 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 cotx +tan x\cot x\ +\tan\ x 



 secx cosecx\sec x\ \operatorname{cosec}x  

 tanx sinx\tan x\ \sin x  

 1tanx1-\tan x  

 1cosecx1-\operatorname{cosec}x  

 sec2x\sec^2x  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 bentuk serdehana dari sinθ1+ cot2θbentuk\ serdehana\ dari\ \frac{\sin\theta}{1+\ \cot^2\theta}  adalah ...

 sin3θ\sin^3\theta  

 cos3θ\cos^3\theta  

 cosec3θ\operatorname{cosec}^3\theta  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 sec2αtan2αsin2α+cos2α\frac{\sec^2\alpha-\tan^2\alpha}{\sin^2\alpha+\cos^2\alpha}  adalah ...

 1-1  

 11  

 tan x\tan\ x  

 cotan x\operatorname{cotan}\ x  

 secx\sec x  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

  1+tan2A2 tan A = . . . .\ \frac{1+\tan^2A}{2\ \tan\ A}\ =\ .\ .\ .\ .  

Identitas trigonometri yang senilai dengan soal tersebut adalah

sin A cos A

2 sin A cos A

-2 sin A cos A

 12 sin A cos A\frac{1}{2\ \sin\ A\ \cos\ A}  

 1sin A cos A\frac{1}{\sin\ A\ \cos\ A}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 1cosec xsinx =\frac{1}{\operatorname{cosec}\ x}\cdot\sin x\ =  

1

 sin2x\sin^2x  

 secx\sec x  

 cos2x\cos^2x  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Sederhanakan:
 (sec θ1)(sec θ+1)\left(\sec\ \theta-1\right)\left(\sec\ \theta+1\right)  =

sinθ

cot²θ

tan²θ

cos²θ

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Sederhanakan :
 sin θ (cosec θ  sin θ)=\sin\ \theta\ \left(\operatorname{cosec}\ \theta\ -\ \sin\ \theta\right)=  

secθ

cos²θ

sin²θ

tan²θ

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