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PRACTICA FINAL DE ALGEBRA

Authored by Nelson V

Mathematics

6th - 8th Grade

Used 10+ times

PRACTICA FINAL DE ALGEBRA
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calcular:

 3234-3^2-3^4  

-72

-90

72

90

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 323321+570568\frac{3^{23}}{3^{21}}+\frac{5^{70}}{5^{68}}  Calcular:

infinito

15

8

34

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Hallar el valor de x; en: 5(x+3)=4(x+2)5\left(x+3\right)=4\left(x+2\right)  


7

-7

22

23

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (15+7)(157)\left(\sqrt{15}+\sqrt{7}\right)\left(\sqrt{15}-\sqrt{7}\right)  Calcular:

 8\sqrt{8}  

 22\sqrt{22}  

8

22

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

La suma de dos números es 40 y su diferencia es 10. Hallar la raiz cuadrada del número mayor

50

5

10

4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 2n+1=162^{n+1}=16  

Hallar el valor de "3n"; en:

4

5

15

9

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 P(x;y) = 15 x5 y3 z2P\left(x;y\right)\ =\ 15\ x^5\ y^3\ z^2  

Hallar el grado absoluto del polinomio:

5

3

10

8

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