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2. Operacions amb polinomis

Authored by Jordi Finazzo-Agró

Mathematics

9th Grade

Used 2+ times

2. Operacions amb polinomis
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12 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Quina és la suma de (3x² + 2x + 1) i (4x² + 3x + 5)?

8x² + 2x + 4

5x² + 6x + 7

6x² + 4x + 5

7x² + 5x + 6

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Calcula la resta de (5x³ + 2x² + 3) i (2x³ + x² + 1).

5x³ + 3x² + 3

3x³ + 2x² + 1

3x³ + x² + 2

2x³ + x² + 4

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Multiplica els polinomis (x + 2) i (x - 3).

x^2 - x - 6

x^2 + 5x - 6

x^2 - 5

x^2 + x + 6

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Simplifica l'expressió (2x² + 4x + 6) - (x² + 2x + 3).

x² + 2x + 2

2x² + 2x + 3

x² + 2x + 3

x² + 4x + 6

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Quins són els polinomis oposats de (x² - 5)?

-x² + 5

5 - x²

x² - 5

-x² - 5

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Calcula (2x + 3)².

(2x + 3)(2x - 3)

2x² + 3x + 1

4x² + 12x + 9

4x² + 6x + 9

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Quina és la suma de (x² + 2x) i (3x² - x)?

4x² + x

5x² - x

2x² + 3x

3x² + 2x

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