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Matemáticas :D

Authored by Isabel Mendez

Mathematics

11th Grade

Used 1+ times

Matemáticas :D
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10 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Resuelve la siguiente desigualdad:
2x+5<x+3

( ,2\infty,2  )

[ 2,-2,\infty  ]

] ,2-\infty,-2  [

[ ,2-\infty,-2  [

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

¿Cuál de estos es un triángulo isósceles ?

1

4

6

2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es el resultado de la siguiente multiplicación de números complejos?

(3+2i)(5-4i)

23-2i

45i+20

23+2i

45-20i

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

¿Cuál es el valor de  i2i^2  ?


-2

-(-1)

- 121^2  

-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Resuelve la siguiente suma de radicales:


 32+523\sqrt{2}+5\sqrt{2}  

 828\sqrt{2}  

 848\sqrt{4}  

 15415\sqrt{4}  

 154-15\sqrt{4}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

¿Cuál es el valor absoluto de  6-\left|-6\right|  ?

 6\left|-6\right|  

-6

 6\left|6\right|  

6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Resuelve:


2sen 30°+tan 45°

4

2

3

6

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