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Persamaan Trigonometri

Authored by JULI EC

Mathematics

11th Grade

Used 1K+ times

Persamaan Trigonometri
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika tan  α\alpha   = tan  81081^0  untuk  900 <α <270090^{0\ }<\alpha\ <270^0  , nilai  α\alpha  adalah ...

 1710171^0  

 1830183^0  

 2610261^0  

 2630263^0  

 2910291^0  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

  \   Himpunan penyelesaian dari   sinx=sin(35π)\sin⁡x=\sin⁡\left(\frac{3}{5}\pi\right)  untuk  0°x2π0°≤x≤2π  adalah  . . .

 {35π, 75π}\left\{\frac{3}{5}π,\ \frac{7}{5}π\right\}  

 {35π, 25π}\left\{\frac{3}{5}π,\ \frac{2}{5}π\right\}  

 {35π, 95π}\left\{\frac{3}{5}π,\ \frac{9}{5}π\right\}  

 {35π, 135π}\left\{\frac{3}{5}π,\ \frac{13}{5}π\right\}  

 {35π, 85π}\left\{\frac{3}{5}π,\ \frac{8}{5}π\right\}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian dari  tan(x+25°)=tan50°\tan⁡(x+25°)=\tan⁡50°  untuk   0°x360°0°≤x≤360°  adalah . . .

 {25°,105°}\left\{25°,105°\right\}  

 {25°,205°}\left\{25°,205°\right\}  

 {25°,305°}\left\{25°,305°\right\}  

 {75°,105°}\left\{75°,105°\right\}  

 {75°,205°}\left\{75°,205°\right\}  

4.

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}  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Tentukan penyelesaian persamaan  2 sin x  2=02\ \sin\ x\ -\ \sqrt{2}=0  untuk  0 x2π0\ \le x\le2\pi  

 3π4 atau 5π4\frac{3\pi}{4}\ atau\ \frac{5\pi}{4}  

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

 π4 atau 3π4\frac{\pi}{4}\ atau\ \frac{3\pi}{4}  

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

 π4 atau 3π4-\frac{\pi}{4}\ atau\ \frac{3\pi}{4}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Penyelesaian persamaan  sin x=122 \sin\ x=\frac{1}{2}\sqrt{2\ }  untuk  0°x360°0\degree\le x\le360\degree  adalah . . .

 x=45°, 135°x=45\degree,\ 135\degree  

 x=45°, 225°x=45\degree,\ 225\degree  

 x=45°, 315°x=45\degree,\ 315\degree  

 x=135°, 225°x=135\degree,\ 225\degree  

 x=225°, 315°x=225\degree,\ 315\degree  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian persamaan sinx = sin 30°30^{\degree}  pada interval  0°x360°0^{\degree}\le x\le360^{\degree}  adalah...

 30°30^{\degree}  dan  60°60\degree  

 30°30\degree  dan  90°90\degree  

 30°30\degree  dan  120°120^{\degree}  

 30°30\degree  dan 150°150^{\degree}  

 30°30^{\degree}  dan  210°210^{\degree}  

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