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GENERAL MATE

Authored by Diego Fernandez

Mathematics

12th Grade

Used 3+ times

GENERAL MATE
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16 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(X-2)(X+2)

X2-2

X2-4

(X-2)2

(X-4)2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

x2-4x+4

(x-2)2

(x-4)2

(x-2)(x+2)

(x-4)(x+4)

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

resolver la siguiente cuadrática:

x2+5x-14=0

x1=5

x2=-14

x1=-2

x2=7

x1=2

x2=-7

x1=-14

x2=1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

determina el rango de la siguiente función:

f(x)=x2+8x+7

El rango de la función es y ∊ ℜ, y ≤ 3.

El rango de la función es y ∊ ℜ, y = 0.

El rango de la función es y ∉ ℜ, y > 10.

El rango de la función es y ∊ ℜ, y ≥ 3.

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

el dominio de la siguiente función:

f(x)=log(x-3)

x = 3
x > 3
x ≥ 3
x < 3

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A partir del siguiente sistema de ecuaciones obtén el valor de x.

5x – 4y = 19

7x + 3y = 18

x = –3

x = –1

x = 1

x = 3

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

resuelve la siguiente desigualdad:

-5x-3≤2x+7

x>7
x=0

x≥-10/7

x≤-10/7

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