pregatire pentru teza clasa 8

pregatire pentru teza clasa 8

8th Grade

13 Qs

quiz-placeholder

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pregatire pentru teza clasa 8

pregatire pentru teza clasa 8

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Dalina Zele

Used 10+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului: 1,2+ 0,2 ∙ 2 – 2

25/20

5/2

20/50

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului: (4xy3 – 8yx2) : (-4y x).

y2+2x

–y2-2x

–y2+2x

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Rezultatul calculului:

-28√2

4√2-52√3

-8√2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Mulţimea A ={x Є R | x > 12} scrisă sub formă de interval.

[12;+∞]

(2;+∞)

(12;+∞)

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media aritmetică a numerelor a = 4-√5 şi b = 4+√5 .

2

8

4

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

În paralelipipedul dreptunghic ABCD, avem AA' = AB =5√2

cm şi BC=6 cm. Aflaţi aria AA’B’B.

25

50

10

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Să se calculeze: (x - 2)2 – (x + 3) (x - 3).

-4x+13

-4x-13

4x+13

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