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Latihan Identitas Trigonometri

Authored by Rizky Setyowati

Mathematics

10th Grade

Used 243+ times

Latihan Identitas Trigonometri
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 Bentuk sederhana dari   sec2xtan2xcosec x\frac{\sec^2x-\tan^2x}{\operatorname{cosec}\ x}  adalah ...

 sin x\sin\ x  

 cos x\cos\ x  

 tan x\tan\ x  

 sec x\sec\ x  

 cosec x\operatorname{cosec}\ x  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Identitas trigonometri yang benar adaalah...

sin2x=1+cos2x\sin^2x=1+\cos^2x

tan2x=1+sec2x\tan^2x=1+\sec^2x

cotan2x=1+cosec2x\operatorname{cotan}^2x=1+\operatorname{cosec}^2x

1=sec2xtan2x1=\sec^2x-\tan^2x

1=cotan2xcosec2x1=\operatorname{cotan}^2x-\operatorname{cosec}^2x

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 sin x1cos x+sin x1+cos x=\frac{\sin\ x}{1-\cos\ x}+\frac{\sin\ x}{1+\cos\ x}=  

 sin x\sin\ x  

 2 sin x2\ \sin\ x  

 2 cos x2\ \cos\ x  

 2sin x\frac{2}{\sin\ x}  

 2sin x\frac{-2}{\sin\ x}  

4.

MULTIPLE CHOICE QUESTION

3 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  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (secx+tanx)(1sinx)=\left(\sec x+\tan x\right)\left(1-\sin x\right)=  

 sin x\sin\ x  

 cosx\cos x  

 tanx\tan x  

 secx\sec x  

 cotanx\operatorname{cotan}x  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (1sin2x)(1+tan2x)\left(1-\sin^2x\right)\left(1+\tan^2x\right) dapat disederhanakan  menjadi ... 

 1+sin2x1+\sin^2x  

 sin2 xcos2 x\sin^2\ x-\cos^2\ x  

 1+cos2x1+\cos^2x  

 11  

 sin2x\sin^2x  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 sin2x+sin2xtan2x\sin^2x+\sin^2x\cdot\tan^2x  bentuk sederhananya adalah...

 22  

1

 tan2x\tan^2x  

 cotan2x\operatorname{cotan}^2x  

 sinx cosx\sin x\ \cos x  

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