Test inițial clasa 9

Test inițial clasa 9

9th Grade

10 Qs

quiz-placeholder

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Test inițial clasa 9

Test inițial clasa 9

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Luminita Apostol

Used 9+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Rezultatul calculului  

 13+71023\frac{1}{3}+\frac{7}{10}\cdot\frac{2}{3}  este

 1315\frac{13}{15}  

 11151\frac{1}{15}  

 45\frac{4}{5}  

2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Soluţia ecuaţiei

 4x+12=5x64x+12=-5x-6  este

2

-2

-6

-3

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Aria unui triunghi echilateral cu latura de 6cm este egală cu

36cm236cm^2

18cm218cm^2

93cm29\sqrt{3}cm^2

92cm29\sqrt{2}cm^2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calculând 30% din 1200 se obţine numărul

3600

1560

400

360

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Un dreptunghi are lungimile laturilor 6cm şi 8cm. Lungimea diagonalei dreptunghiului este

10cm

14cm

20cm

28cm

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Mulţimea soluţiilor ecuaţiei  

 x25x+6=0x^2-5x+6=0  este

 {1,2}\left\{1,2\right\}  

 {2,3}\left\{2,3\right\}  

 {3,4}\left\{3,4\right\}  

 {2,3}\left\{-2,-3\right\}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fiind dată expresia

 E(x)=(x+3)2x3x+2, unde xR {2}E\left(x\right)=\frac{\left(x+3\right)^2-x-3}{x+2},\ unde\ x\in R\ \left\{-2\right\} , atunci valoarea expresiei pentru  x=3x=3  este

3

 95\frac{9}{5}  

0

6

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