
Equação do 2º Grau
Authored by Jefferson Rodrigues
Mathematics
12th Grade
Used 169+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identifique as seguintes equações do 2º grau e assinale a(s) completas: I) 3x² – 7x + 4 = 0; II) 9y² – 12y + 4y = 0; III) 0x² + 3x + 5 = 0
Apenas I e II
Apenas I, II e III
Apenas I
Apenas II
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para que uma equação do 2º Grau seja incompleta basta ter o coeficiente:
(a) diferente de zero
(b) diferente de zero
(c) diferente de zero
(b ou c) igual zero
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para que possa considerada equação do 2º grau ax²+bx+c, basta:
(a) diferente de zero
(b) diferente de zero
(c) diferente de zero
(a) igual a zero
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Para que uma equação do 2º Grau (ax²+bx+c) seja completa basta ter o coeficiente:
a
a e b
a, b e c
ax²
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identifique os coeficientes da equação completa:
I- 5x² - 3x - 2 = 0
I- 3x² + 55 = 0
a=3; b=1; c=55
a=5; b=3; c=2
a=3; b= 55
a=5; b=-3; c=-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identifique os coeficientes da equação e se ela é completa ou não:
x² - 10x + 25 = 0
a=1; b=10 e c= 25 completa
a=10; b=1 e c= 25 completa
a=1; b=-10 e c= 25 completa
a=1; b=-10 e c= 25 incompleta
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sabemos que ao substituir x por por uma das raizes, conseguimos conprovar a igualdade da equação, assim (-2) é uma das raízes da equação x²-2x-8= 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
12 questions
Prueba Unidad 6
Quiz
•
1st - 12th Grade
10 questions
Прямая призма
Quiz
•
7th - 12th Grade
15 questions
Áreas e perímetros de Figuras Planas
Quiz
•
5th Grade - University
15 questions
Quiz sobre Poliedros e Sólidos
Quiz
•
12th Grade - University
12 questions
INDEKS PECAHAN 3KZ
Quiz
•
5th - 12th Grade
10 questions
Revisão 5°ano ETAPA 1
Quiz
•
12th Grade
10 questions
Las Cuatro operaciones Aritméticas
Quiz
•
12th Grade
15 questions
INTEGRALES DE POLINOMIOS
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