
Equações do 2º grau
Authored by Joelma Alves
Mathematics
12th Grade
Used 16+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quais são os coeficientes da seguinte equação?
x² - 6x - 2 = 0
a = 1, b = 6 e c = 2
a = 1, b = -6 e c = 2
a = 0, b = -6 e c = -2
a = 1, b = -6 e c = -2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quais as soluções da seguinte equação: x² - 9 = 0
S = {3}
S = {-3 ,3}
S = {-3}
S = {0, 3}
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a equação é do 2º grau então ela terá duas soluções, ou seja duas raízes.
Verdadeiro
Falso
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Quais das seguintes equações do 2º grau a seguir estão incompletas?
x² - 7x + 10 = 0
-x² - 7x = 0
4x² + 4x + 1 = 0
x² - 16 = 0
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual a forma correta de escrever a seguinte equação do 2º grau?
4(x + 5) = x (x - 10)
x² - 14x - 20 = 0
x² - 14x - 20
4x + x² + 20 = 0
Não podemos escrever como uma equação do 2º grau.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quais são as soluções da seguinte equação:
x² = 100
S = {100}
S = {10}
S = {-10,10}
Não possui solução
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Uma equação do 2º segundo grau é da forma: ax² + bx +c = 0, onde a nunca pode ser 0.
Verdadeiro
Falso
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
10 questions
LIMIT TRIGONOMETRI
Quiz
•
12th Grade
10 questions
Remedial Ulangan Aplikasi Turunan kelas XII ACM 3
Quiz
•
9th - 12th Grade
10 questions
คณิตศาสตร์ ป.6
Quiz
•
1st Grade - University
10 questions
Law of indices
Quiz
•
12th Grade
11 questions
Super easy quiz
Quiz
•
9th - 12th Grade
10 questions
Limit Fungsi Aljabar
Quiz
•
11th - 12th Grade
10 questions
Limit fungsi irasional
Quiz
•
12th Grade
10 questions
EAES SIMULADOR 3
Quiz
•
12th Grade
Popular Resources on Wayground
7 questions
History of Valentine's Day
Interactive video
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
15 questions
Valentine's Day Trivia
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
Discover more resources for Mathematics
10 questions
Factor Quadratic Expressions with Various Coefficients
Quiz
•
9th - 12th Grade
5 questions
Triangle Congruence Theorems
Interactive video
•
9th - 12th Grade
15 questions
Exponential Growth and Decay Word Problems Practice
Quiz
•
9th - 12th Grade
20 questions
special right triangles
Quiz
•
9th - 12th Grade
20 questions
Interpreting Scatter Plots
Quiz
•
8th - 12th Grade
15 questions
Writing Ratios
Quiz
•
6th - 12th Grade
21 questions
Apply Polynomial Multiplication Techniques
Quiz
•
9th - 12th Grade
30 questions
Quad Properties Identify Only
Quiz
•
9th - 12th Grade