UJIAN SEMESTER GANJIL MAPEL MATEMATIKA KLS XI T.A 2019/2020

UJIAN SEMESTER GANJIL MAPEL MATEMATIKA KLS XI T.A 2019/2020

11th Grade

25 Qs

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UJIAN SEMESTER GANJIL MAPEL MATEMATIKA KLS XI T.A 2019/2020

UJIAN SEMESTER GANJIL MAPEL MATEMATIKA KLS XI T.A 2019/2020

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Sri Ulang Sari

Used 11+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. Himpunan penyelesaian persamaan kuadrat x²+4x+4= 0 adalah ....

A. {-1}

B. {1}

C. {-2}

D. {2}

E. {-3}

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2. Persamaan Kuadrat yang akar-akarnya -4 dan 2 adalah ....

A. x² + 2x + 2 = 0

B. x² + 2x - 8 = 0

C. x² - 2x + 8 = 0

D. x² - 2x - 8 = 0

E. x² + 2x + 8 = 0

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3. Sifat-sifat akar dari persamaan kuadrat 2x² + 8x - 12 = 0 adalah ....

A. Real berkebalikan

B. Real sama (kembar)

C. Real berlawanan

D. Real berlainan

E. Imajiner

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4. Jika a dan b adalah akar-akar dari persamaan kuadrat x² + x - 6 = 0, maka a+b = ....

A. - 1

B. 0

C. - 2

D. 2

E. 1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5. Jika X1 dan X2 adalah akar-akar persamaan kuadrat x² + 5x + 6 = 0, maka persamaan kuadrat yang akar-akarnya 1/X1 dan 1/X2 adalah ....

A. x² - 5x + 6 = 0

B. x² - 5x - 6 = 0

C. 6x² + 5x + 1 = 0

D. x² + 5x + 6 = 0

E. 6x² - 5x + 1 = 0

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6. Persamaan sumbu simetri dari grafik fungsi f(x) = 4 + 3x - x2 adalah ....

A. x = - 1 1/2

B. x = 3/4

C. x = 1 1/3

D. x= -3/4

E. x = 1 1/2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7. Koordinat titik balik dari grafik fungsi kuadrat y = x2 - 4x - 12 adalah ....

A. (2,8)

B. (2, -8)

C. (16,-8)

D. (2, -16)

E. (8,16)

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