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Persamaan Tigonometri 1

Authored by Annis Ramadhani

Mathematics

11th Grade

Used 8+ times

Persamaan Tigonometri 1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nilai dari  cos 60°=....\cos\ 60^{\degree}=....  

 00  

 12\frac{1}{2}  

 122\frac{1}{2}\sqrt{2}  

 123\frac{1}{2}\sqrt{3}  

 11  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nilai dari  Sin 23πSin\ \frac{2}{3}\pi  adalah ...

 12-\frac{1}{2}  

 123\frac{1}{2}\sqrt{3} 

3\sqrt{3}

 133\frac{1}{3}\sqrt{3} 

 123-\frac{1}{2}\sqrt{3}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

 cos θ   =12,  untuk  00  θ 3600  adalah ...\cos\ \theta\ \ \ =-\frac{1}{2},\ \ untuk\ \ 0^0\ \le\ \theta\ \le360^0\ \ adalah\ ... 

Himpunan penyelesaian dari persamaan di atas  adalah ... 

  {1200 dan 2400}\left\{120^0\ dan\ 240^0\right\}  

 {1500 dan 2100}\left\{150^0\ dan\ 210^0\right\}  

 {1200 dan 2100}\left\{120^0\ dan\ 210^0\right\}  

 {600 , 2400}\left\{60^0\ ,\ 240^0\right\}  

 {600, 1200}\left\{60^0,\ 120^0\right\}  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Nilai dari  Tan 34πTan\ \frac{3}{4}\pi  adalah ...

 3-\sqrt{3}   

 2-\sqrt{2}  

 1-1  

 123-\frac{1}{2}\sqrt{3}  

 133-\frac{1}{3}\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian persamaan tan x = tan  15°15^{\degree}  pada interval  0°x360°0^{\degree}\le x\le360^{\degree}  adalah...

 15°15^{\degree}  dan  165°165^{\degree}  

 15°15^{\degree}  dan  195°195^{\degree}  

 15°15^{\degree}  dan  215°215^{\degree}  

 15°15^{\degree}  dan  245°245^{\degree}  

 15°15^{\degree}  dan  265°265^{\degree}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian persamaan cos 2x = cos 60°60^{\degree}  pada interval  0°x360°0^{\degree}\le x\le360^{\degree}  adalah...

 {30°, 240°}\left\{30^{\degree},\ 240^{\degree}\right\}  

 {60°,240°}\left\{60^{\degree},240^{\degree}\right\}  

 {30°, 60°,210°}\left\{30^{\degree},\ 60^{\degree},210^{\degree}\right\}  

 {30°, 150°, 210°, 330°}\left\{30^{\degree},\ 150^{\degree},\ 210^{\degree},\ 330^{\degree}\right\}  

 {30°, 60°, 210°, 240°, 270°}\left\{30^{\degree},\ 60^{\degree},\ 210^{\degree},\ 240^{\degree},\ 270^{\degree}\right\}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Tentukan Himpunan penyelesaian persamaan  tan x= 133\tan\ x=\ \frac{1}{3}\sqrt{3}  untuk  0 x2π0\ \le x\le2\pi  

 π6 atau 7π6\frac{\pi}{6}\ atau\ \frac{7\pi}{6}  

 π6 atau 7π6-\frac{\pi}{6}\ atau\ \frac{7\pi}{6}  

 π6 atau 7π6\frac{\pi}{6}\ atau\ -\frac{7\pi}{6}  

 π6 atau 7π6-\frac{\pi}{6}\ atau\ -\frac{7\pi}{6}  

 5π6 atau 7π6\frac{5\pi}{6}\ atau\ \frac{7\pi}{6}  

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