Simulacro 7B: Álgebra Quiz

9 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Escriba en lenguaje algebraico:

"El triple de la diferencia entre un número y tres unidades"

$3x-3$

$3-x$

$3\left(x-3\right)$

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

"El triple de la suma de las edades de Juan y María es 120"

$3x-y=120$

$x+y=120$

$3\left(x+y\right)=120$

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

"Un número aumentado en 8 Decenas"

$z+8$

$8z$

$z+80$

$80z$

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

"El cuádruple de un número disminuido en el producto de 8 y otro número"

$4-8y$

$\frac{4x}{8y}$

$4x-\frac{8}{y}$

$4x-8y$

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

"La novena parte de la unidad aumentado en 10 veces un número"

$\frac{1}{9}+10x$

$\frac{1}{9}\cdot\left(10+x\right)$

$\frac{1}{9}+\frac{10}{x}$

$9x+10$

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Determine el factor literal de la expresión:
$\frac{1}{6}x^2y+0,8z^5$

$xyz$

$x^2y$

$x^2y,\ \ z^5$

No se puede saber

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Determina el coeficiente numérico del monomio:

$452x^2yz^5w^3$

$2,\ 5\ y\ 3$

$452$

Todos son coeficientes numéricos

Ninguna de las anteriores

8.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Si
$x=4,\ \ \ y=-2,\ \ \ z=5$

Calcula: $x\cdot\left(x^2+y^2+z^2\right)$

4

45

90

180

9.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

$15uv-7v-12uv+6v-2uv$
Reduce la expresión:

$5uv+13v$

$uv-v$

$uv+v$

$-5uv+v$

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Simulacro 7B: Álgebra

Escriba en lenguaje algebraico: "El triple de la diferencia entre un número y tres unidades"

"El triple de la suma de las edades de Juan y María es 120"

"Un número aumentado en 8 Decenas"

"El cuádruple de un número disminuido en el producto de 8 y otro número"

"La novena parte de la unidad aumentado en 10 veces un número"

Determine el factor literal de la expresión: 16x2y+0,8z5\frac{1}{6}x^2y+0,8z^561​x2y+0,8z5

Determina el coeficiente numérico del monomio: 452x2yz5w3452x^2yz^5w^3452x2yz5w3

Si x=4, y=−2, z=5x=4,\ \ \ y=-2,\ \ \ z=5x=4, y=−2, z=5 Calcula: x⋅(x2+y2+z2)x\cdot\left(x^2+y^2+z^2\right)x⋅(x2+y2+z2)

15uv−7v−12uv+6v−2uv15uv-7v-12uv+6v-2uv15uv−7v−12uv+6v−2uv Reduce la expresión:

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Escriba en lenguaje algebraico:

"El triple de la diferencia entre un número y tres unidades"

Determine el factor literal de la expresión:
$\frac{1}{6}x^2y+0,8z^5$

Determina el coeficiente numérico del monomio:

$452x^2yz^5w^3$

Si
$x=4,\ \ \ y=-2,\ \ \ z=5$

Calcula: $x\cdot\left(x^2+y^2+z^2\right)$

$15uv-7v-12uv+6v-2uv$
Reduce la expresión: