Retomada 9º ano

Retomada 9º ano

10th Grade

12 Qs

quiz-placeholder

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Retomada 9º ano

Retomada 9º ano

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Hard

CCSS
HSG.CO.C.10

Standards-aligned

Created by

Wellington Vieira

Used 3+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

O resultado da raiz quadrada de 225 é:

5

10

15

112,5

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Se simplificarmos a raiz quadrada de 18 teremos como resultado:

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

De acordo com o enigma, o resultado pedido é:

14

15

16

17

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Na equação x²-5x+16 os respectivos coeficientes são:

a=1, b=5 e c=16

a=-1, b=-5 e c=16

a=1, b=-5 e c=-16

a=1, b=-5 e c=16

5.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Quais das equações abaixo são do 2º grau?

2x . (x + 3) = 6x + 8

3x + x + 9 = - 5x - 18

2x² - 16x + 49 = 0

4x . (4 + 8) = 10x - 3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

As raízes da equação x² - 16 = 0 são:

x = 8 e x = - 8

x = 4 e x = - 8

x = 4 e x = - 4

Nenhuma das alternativas anteriores.

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

O valor de x, é:

2

3

4

5

6

Tags

CCSS.HSG.CO.C.10

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