Equacions, inequacions i sistemes 4t ESO

Equacions, inequacions i sistemes 4t ESO

10th Grade

15 Qs

quiz-placeholder

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Equacions, inequacions i sistemes 4t ESO

Equacions, inequacions i sistemes 4t ESO

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Medium

Created by

Xavier Ferrerons

Used 2+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Les equacions biquadrades tenen

4 solucions

2 solucions, una vertadera i una fictícia

Una solució irracional

Entre 0 i 4 solucions

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Analitza la inequació de 1r grau: 3x - 7 < 2.

x > 3

x < 3

x < 0

x = 3

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resol la inequació de 2n grau: x^2 - 4x - 5 > 0.

(-1, 5)

(-∞, 5)

(-∞, -5)

(-∞, -1) ∪ (5, ∞)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Resol l'equació irracional que veus a l'esquerra

x = 22

x = 10

x = 15

x = 2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Troba les solucions de l'equació biquadrada: x^4 - 6x^2 + 8 = 0.

√2, -√2, 2, -2

2, 4, -2, -4

2 i -2

No té solució

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Resol l'equació racional que tens a l'esquerra

x = -2

x = 1

x = 2

No té solució

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Analitza la inequació de 1r grau: 2x + 3 ≥ 7.

x = 2

x < 2

x ≤ 1

x ≥ 2

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