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teza cls 7 sem II

Authored by Dalina Zele

Mathematics

7th Grade

Used 6+ times

teza cls 7 sem II
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9 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului (2+2√2)(2-2√2)este egal cu ……….…….

4

-4

8

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului (√3)-1-1 ∕ √3+3 este egal cu …………….

3

1/√3

-1/√3

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului tg60 ͦ – ctg30 ͦ+ tg45 ͦeste egal cu ………

-√2/2

√2/2

1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rezultatul calculului (x+3)2-x2-6x este egal cu ………….…..

9

6x

x2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Latura unui pătrat cu aria de 16 cm2 are lungimea de ……….. cm

16

4

8

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Aria unui romb cu latura de 2√3 cm și un unghi de 120 ͦeste ……………..cm2

6√3

2

12

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Descompuneţi în factori: x2+4x+4.

(x+2)2

(x-2)2

x+2

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