2.3 Productos notables

Quiz
•
Mathematics
•
University
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el cuadrado del binomio x+5?
𝑥2 + 10𝑥 + 25
𝑥2 - 10𝑥 + 25
𝑥2 + 25
𝑥2 + 5x + 10
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si a=x−7, ¿cuál es 𝑎2?
𝑥2 - 14𝑥 + 49
𝑥2 - 7𝑥 + 49
𝑥2 - 14𝑥
𝑥2 + 14𝑥 + 49
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Al expandir (𝑥 - 5)(𝑥 + 5), se obtiene:
𝑥2 - 25
𝑥2 + 25
𝑥2 – 10x + 25
25𝑥2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El producto de los binomios conjugados 𝑦 + 1 y 𝑦- 1 es:
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué se obtiene al multiplicar 2𝑥 + 7 y 2𝑥 - 7?
4𝑥2 - 49
4𝑥2 + 10𝑥
4𝑥2
4𝑥2 + 25
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el resultado de (𝑥 - 7)(𝑥 - 4)?
𝑥2 + 11𝑥 + 28
𝑥2 - 11𝑥 + 28
𝑥2 + 11𝑥 - 28
𝑥2 - 11𝑥 - 28
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué producto notable resulta de (𝑦- 2)2?
𝑦2 - 4𝑦 + 4
𝑦2 - 4𝑦
𝑦2 - 4
𝑦2 + 4
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