
2. Operacions amb polinomis
Authored by Jordi Finazzo-Agró
Mathematics
9th Grade
Used 2+ times

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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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