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Parcial 2 Matemáticas 5 RETEFÁCIL

Authored by Mercedes Ferrer

Mathematics

9th Grade

Used 1+ times

Parcial 2 Matemáticas 5 RETEFÁCIL
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15 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3x+2.5=x+3.93x+2.5=x+3.9  Resolver la ecuación y selecciona la solución

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2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (x2+1)218(x2+1)+32=0\left(x^2+1\right)^2-18\left(x^2+1\right)+32=0  Resolver la ecuación reducible a cuadrática, selecciona la solución correcta

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3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 15x3y4+40xy215x^3y^4+40xy^2  Factorizar el binomio

 5xy2(3x2y2+8)5xy^2\left(3x^2y^2+8\right)  

 5xy2(6x2y2+8)5xy^2\left(6x^2y^2+8\right)  

 5xy2(5x3y2+8)5xy^2\left(5x^3y^2+8\right)  

 3xy2(5x2y2+12)3xy^2\left(5x^2y^2+12\right)  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 y=x24x+3y=x^2-4x+3  Determina el tipo de solución que tiene la ecuación propuesta

Soluciones reales, diferentes, racionales

Soluciones reales, diferentes, irracionales

Soluciones reales, iguales, recionales

No tiene soluciones reales

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 x24x12x^2-4x-12  Factorizar el trinomio

 (x+2)(x6)\left(x+2\right)\left(x-6\right)  

 (x+2)(x5)\left(x+2\right)\left(x-5\right)  

 (x+2)(x+6)\left(x+2\right)\left(x+6\right)  

 (x+3)(x7)\left(x+3\right)\left(x-7\right)  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 4x25x+64x^2-5x+6  Factorizar el trinomio

 (x2)(4x+3)\left(x-2\right)\left(4x+3\right)  

 (x3)(4x+2)\left(x-3\right)\left(4x+2\right)  

 (x1)(4x+3)\left(x-1\right)\left(4x+3\right)  

 (x+2)(4x+3)\left(x+2\right)\left(4x+3\right)  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 51213512^{\frac{1}{3}}  Resolver

 =8=8  

 =18=\frac{1}{8}  

 =1512=\frac{1}{512}  

 =1512=-\frac{1}{512}  

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