
Persamaan Trigonometri I
Authored by Ibnu Premono
Mathematics
2nd Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Himpunan penyelesaian persamaan
cos 2x + cos x = 0, 0° £ x £ 180° adalah …
{45°, 120°}
{45°, 135°}
{60°, 135°}
{60°, 120°}
{60°, 180°}
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Himpunan penyelesaian persamaan
cos 2x – 3 cos x + 2 = 0, 0° £ x £ 360° adalah …
{60°, 300°}
{0°, 60°, 300°}
{0°, 60°, 180°, 360°}
{0°, 60°, 300°, 360°}
{0°, 60°, 120°, 360°}
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A
B
C
D
E
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A
B
C
D
E
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Himpunan penyelesaian persamaan:
sin 4x – cos 2x = 0, untuk 0° < x < 360°
{15°, 45°, 75°, 135°}
{135°, 195°, 225°, 255°}
{15°, 45°, 195°, 225°}
{15°, 75°, 195°, 255°}
{15°, 45°, 75°, 135°, 195°,225°, 255°,315°}
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Himpunan penyelesaian persamaan:
sin x – sin 80 = 0, untuk 0° < x < 360°
{o°, 40°}
{80°, 100°, 180°, 360°}
{100°, 360°}
{80°, 100°}
{0°, 40°, 80°, 100°, 360°}
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Himpunan penyelesaian persamaan:
sin 2x + 1/2=0, untuk 0° < x < 360°
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