
Revisão de conteúdos
Authored by Meropy Vital Vieira
Mathematics
1st Grade
Used 2+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine o produto notável a seguir (x+2)²
x² + 4x + 4
x² - 4 x + 4
x² + 4x - 4
x² +4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a lei de formação da função polinomial do 1º grau?
f(x) = a + bx
y = ax + b
f(x) = a + b
y = ax - b
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o coeficiente angular da função: f(x) = 3x - 1?
-1
-3
3x
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o coeficiente linear da reta y = -2x - 3
-2
-2x
-3
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O esboço do gráfico da função afim é uma reta, se o coeficiente a for positivo, a reta será:
crescente
decrescente
constante
afim
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