Practicando

Practicando

10th Grade

7 Qs

quiz-placeholder

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Practicando

Practicando

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Medium

Created by

Jennifer Taipe

Used 1+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Resuelve:

4x + 5y = -1

3x - 3y = 6

x = 1, y = 1

x = 2, y = - 2

x = 1, y = - 1

x = - 1, y = 1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Reduce:

 (x3y2)3(xy)5(x2y)2(x4y)3xy5\frac{\left(x^3y^2\right)^3\left(xy\right)^5\left(x^2y\right)^2}{\left(x^4y\right)^3xy^5}  

 (xy)5\left(xy\right)^5  

 xy3xy^3  

 y5y^5  

 x5x^5  

 x5y4x^5y^4  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula:

 A=27921A=27^{9^{-2^{-1}}}  

9

2

3

1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula:

 A=[(14)12+(19)12+(116)12]12A=\left[\left(\frac{1}{4}\right)^{-\frac{1}{2}}+\left(\frac{1}{9}\right)^{-\frac{1}{2}}+\left(\frac{1}{16}\right)^{-\frac{1}{2}}\right]^{-\frac{1}{2}}  

4

1

2

3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula:

 A=(23)r(2912)rA=\left(2^3\right)^r-^{\left(2^{9^{\frac{1}{2}}}\right)^r}  

0

1

2

3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt


 Simplifica:   E=2n+1+2n+2+2n+3+2n+42n+2n+1+2n+2+2n+3Simplifica:\ \ \ E=\frac{2^{n+1}+2^{n+2}+2^{n+3}+2^{n+4}}{2^n+2^{n+1}+2^{n+2}+2^{n+3}}  

1

4

7

2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Si aa=2; Calcula aaa+1Si\ a^a=2;\ Calcula\ a^{a^{a+1}}  

2

4

8

16

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