Teza clasa a VII-a sem.II

Teza clasa a VII-a sem.II

7th - 8th Grade

18 Qs

quiz-placeholder

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Teza clasa a VII-a sem.II

Teza clasa a VII-a sem.II

Assessment

Quiz

Mathematics

7th - 8th Grade

Practice Problem

Hard

Created by

Maria Ile

Used 30+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rezultatul calculului: (2√3-1)(2√3+1) -(-2)3

27

3

19

5

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Rezultatul calculului: (2x+1)2 - (x-2)2 -3x(x+3)

x-3

-x+3

-x-3

-9x+5

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Descompus in factori (2x-3)2 -4(x+1)2

5(1-4x)

1-4x

5(4x-1)

4x-1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solutia reala a ecuatiei 3x-5=-8

1

-1

4

-6

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Multimea solutiilor ecuatiei (x+1)2 -1=3

1; 3

3; -2

-3; 1

-3; 2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Valorile intregi nenule ale lui x pentru care | 2x - 1 |≤3

{1; 2}

{-1; 0; 1; 2}

{-1; 1; 2}

{-2; -1; 1}

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Descompus in factori x2 - 4x +4

(x - 2)2

(x + 2)2

(x - 2)(x + 2)

(x - 4)2

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