OSN Matematika 2

OSN Matematika 2

9th Grade

50 Qs

quiz-placeholder

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OSN Matematika 2

OSN Matematika 2

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Created by

FATHUL MUIN

Used 1+ times

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50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika x + 1/x = 3, maka nilai dari x^2 + 1/x^2 adalah ...

7
9
5
3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nilai dari (2a - b)^2 - (a + b)^2 adalah ...

3a^2 - 6ab - 2b^2
3a^2 - 6ab + 2b^2
3a^2 - 6ab - b^2
3a^2 + ab - 2b^2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diketahui x + y = 6 dan xy = 5. Maka nilai dari x^2 + y^2 adalah ...

26
36
46
56

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika x - 1/x = 4, maka nilai x^2 + 1/x^2 adalah ...

14
15
18
17

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bentuk paling sederhana dari (x^2 - 1)/(x - 1) dengan x ≠ 1 adalah ...

x + 1
x - 1
x^2 - x
x

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hasil dari (2x + 3)/(x^2 - 9) jika difaktorkan penyebutnya adalah ...

(2x + 3)/(x - 3)^2
(2x + 3)/((x - 3)(x + 3))
(2x + 3)/(x + 3)
(2x + 3)/(x^2 + 9)

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sebuah segitiga mempunyai sisi 13, 14, dan 15. Luas segitiga tersebut adalah ...

84
90
91
96

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