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Cuestionario de Álgebra

Authored by Segundo Freire-Chaglla

Professional Development

University

Used 20+ times

Cuestionario de Álgebra
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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es la fórmula para la diferencia de dos cuadrados?

(a^2 - b^2 = (a + b)(a - b))

(a^2 + b^2 = (a + b)^2)

(a^2 - b^2 = (a - b)^2)

(a^2 + b^2 = (a - b)^2)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cómo se expresa el trinomio cuadrado perfecto?

(a^2 + 2ab + b^2 = (a + b)^2)

(a^2 - 2ab + b^2 = (a - b)^2)

(a^2 + b^2 = (a + b)^2)

(a^2 - b^2 = (a - b)^2)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es la fórmula para la suma de dos cubos?

(a^3 + b^3 = (a + b)(a^2 - ab + b^2))

(a^3 - b^3 = (a - b)(a^2 + ab + b^2))

(a^3 + b^3 = (a - b)(a^2 + ab + b^2))

(a^3 - b^3 = (a + b)(a^2 - ab + b^2))

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cómo se factoriza la diferencia de cubos?

(a^3 - b^3 = (a - b)(a^2 + ab + b^2))

(a^3 + b^3 = (a + b)(a^2 - ab + b^2))

(a^3 - b^3 = (a + b)(a^2 - ab + b^2))

(a^3 + b^3 = (a - b)(a^2 + ab + b^2))

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué representa la expresión (a + b)^3 en el binomio al cubo?

(a^3 + 3a^2b + 3ab^2 + b^3)

(a^3 - 3a^2b + 3ab^2 - b^3)

(a^3 + b^3)

(a^3 - b^3)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cómo se expresa el cuadrado de un polinomio (x - 3y + 2z)^2?

(x^2 + 9y^2 + 4z^2 + 2x(-3y) + 2x(2z) + 2(-3y)(2z))

(x^2 + 9y^2 + 4z^2 - 2x(-3y) - 2x(2z) - 2(-3y)(2z))

(x^2 - 9y^2 + 4z^2 + 2x(-3y) + 2x(2z) + 2(-3y)(2z))

(x^2 + 9y^2 - 4z^2 + 2x(-3y) + 2x(2z) + 2(-3y)(2z))

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué fórmula se utiliza para factorizar por ensayo-error el polinomio x^2 - 2x - 3?

((x - 3)(x + 1))

((x + 3)(x - 1))

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

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

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