
Identitats Notables i Factor Comú
Authored by SERGI ESTEBA OLARIA
Mathematics
10th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quina és l'expressió de l'identitat notable (a + b)²?
a² + b²
a² + 2ab + b²
a² + 2b + b²
a² + 2a + b²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com es simplifica l'expressió (3x + 2)²?
9x² + 12x + 4
9x² + 12x + 2
3x² + 4
9x² + 12x - 4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin és el resultat de (4a - 5b)²?
16a² - 40ab - 25b²
16a² - 40ab + 25b²
16a² - 25b²
16a² + 40ab + 25b²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com es simplifica l'expressió (2x - 3)²?
2x² - 3
4x² - 6x + 9
4x² - 12x + 9
4x² - 12x - 9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quina és l'expressió de l'identitat notable (a - b)²?
a² - 2ab + b²
a² + b²
a² - b²
a² + 2ab + b²
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin és el resultat de (5x + 3)²?
25x² + 27x + 9
25x² + 33x + 9
25x² + 30x + 9
25x² + 30x - 9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com es simplifica l'expressió (2a - 4b)²?
4a² - 16ab - 16b²
4a² - 16ab + 16b²
4a² + 16ab + 16b²
4a² - 16ab - 4b²
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