trigonometri equation 2

trigonometri equation 2

11th Grade

20 Qs

quiz-placeholder

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trigonometri equation 2

trigonometri equation 2

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Nenden Widaningsih

Used 30+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian , 00 ≤ x ≤ 1800 , dari persamaan

2 cos 3x = 1

300 , 1500 , 1400

200 , 1000 , 1400

600 , 1000 , 1500

450 , 1000 , 1800

300 , 1000 , 1800

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian , 00 ≤ x ≤ 3600, dari persamaan

sin2 2x - 2 sin x cos x - 2 = 0, adalah.....

1800 , 315 0

450 , 315 0

1350 , 315 0

1350 , 300 0

300 , 330 0

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian , 00 ≤ x ≤ π , dari persamaan

cos 2x - 3 cos x + 2 = 0, adalah.....

0, π6\frac{\pi}{6}

π3\frac{\pi}{3} , π6\frac{\pi}{6}

0 , π3\frac{\pi}{3}

5π3\frac{5\pi}{3} , 9π6\frac{9\pi}{6}

0 , 2π3\frac{2\pi}{3}

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian, 00 ≤ x ≤ 1800 , dari persamaan

cos 4x + 3 sin 2x = -1

adalah........

300 , 1800

1500 , 1650

1500 , 3000

1050 , 1650

1200 , 1650

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika x1 , x2 , x3 , 0 ≤ x ≤ π ,

adalah penyelesaian

dari persamaan

2 cos ( 2x - 600) = 1

maka x1 + x2 + x3 = .........

3π2\frac{3\pi}{2}

11π6\frac{11\pi}{6}

7π4\frac{7\pi}{4}

2π3\frac{2\pi}{3}

4π3\frac{4\pi}{3}

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nilai tan x , 0 ≤ x ≤ π,

yang memenuhi

2 cos 2x + cos x - 1 = 0

adalah.......

0

π/3

π/6

π

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian, 00 ≤ x ≤ 1800, dari persamaan

2 sin 2 3x + 3 cos 3x = 0

adalah.......

450 , 900 , 1500

400 , 800 , 1600

300 , 800 , 1500

450 , 900 , 1600

600 , 800 , 1800

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