
Identidades notables
Authored by JUAN ANTONIO GARCIA FRANCO
Mathematics
3rd Grade

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué fórmula es la correcta para el cuadrado de la suma?
a2+2ab+b2
2a2+2ab+2b2
ab2+ab+ab2
ab2+2ab+ab2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la entidad notable de suma por diferencia?
(a+b)(a-b)=a2+b
(a+b)(a-b)=-b2+a
(a+b)(a-b)=b2-b2
(a+b)(a-b)=a2-b2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la fórmula correcta para el cuadrado de la diferencia?
2a2-2ab+2b2
a2-2ab+b2
ab2-ab-ab2
ab2-2ab+ab2
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
En que factorización se puede descomponer el siguiente polinomio: x2+2x+1
(x+1)(x-1)
(x+1)2
(x+1)(x+1)
(2x+1)2
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Que método podemos utilizar para factorizar polinomios del tipo P(x):(x-a)
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