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9.kl.tests_nr.1

Authored by Diana Ruluka Pasa

Mathematics

9th Grade

Used 4+ times

9.kl.tests_nr.1
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15 questions

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1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Atrisināt vienādojumu  (x2)(11x2)=0\left(x-2\right)\cdot\left(1-\frac{1}{x-2}\right)=0  . 

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vienkāršo  3a5a3^a\cdot5^a  

 152a15^{2a}  

 82a8^{2a}  

 15a15^a  

 15a215^{a^2}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kurš no skaitļiem ir lielākais?

 35-3\sqrt{5}  

 52-5\sqrt{2}  

 7-7  

 8-8  

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 5xx3+1x=2x3\frac{5-x}{x-3}+\frac{1}{x}=\frac{2}{x-3}  Atrisināt vienādojumu

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Uz galda ir trīs burtu kartītes A, M, U ar burtiem uz leju. Kāda ir varbūtība, ka, paceļot divas kartītes, pacelšanas secībā varēs izveidot zilbi AU?

13\frac{1}{3}

23\frac{2}{3}

16\frac{1}{6}

12\frac{1}{2}

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 0,220,2^{-2}  Aprēķini

 0,040,04  

 0,04-0,04  

 0,4-0,4  

 2525  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 3xx<0\frac{3-x}{x}<0  Nevienādības atrisinājums ir

 (;0)(3;+)\left(-\infty;0\right)\cup\left(3;+\infty\right)  

 (0;3)\left(0;3\right)  

 (3;+)\left(3;+\infty\right)  

 (;3)\left(-\infty;3\right)  

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