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Examen de Matemática 10mo

Authored by Flor Garcia

Mathematics

1st Grade

Used 2+ times

Examen de Matemática 10mo
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8 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 x+3<5\left|x+3\right|<5 

La solución es:

(-8, 2)

(8, 2)

(-8, -2)

(8, -2)

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 x29=0x^2-9=0 

La solución es:

x=-3  x=9

x=9  x=-3

x=3  x=-3

x=-9  x=9

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 x2+6x=0x^2+6x=0 

La solución es:

x=-6

x=0  x=-6

x=0

x=6  x=0

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 x2+8x+7=0x^2+8x+7=0 

La solución es:

x=7  x=1

x=1

x=7

x=-7  x=-1

5.

OPEN ENDED QUESTION

10 mins • Ungraded

 y=x2+3x+2y=x^2+3x+2 

Trace la gráfica usando los interceptos en el eje x y de y.

Nota: Enviar foto de este ejercicio resuelto al numero 86527172.

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6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3x5y66x3y4=\frac{3x^5y^6}{6x^3y^4}= 

Simplifique:

 xy2\frac{xy}{2}  

 xyxy  

 x2y22\frac{x^2y^2}{2}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 x2+x6x24=\frac{x^2+x-6}{x^2-4}=  

Simplifique:
Nota: mandar foto de este ejercicio resuelto.

 x+3x+2\frac{x+3}{x+2}  

 x+2x+3\frac{x+2}{x+3}  

 x2x+2\frac{x-2}{x+2}  

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