
matematica 2 ano
Authored by FRANCIELLI CAVALCANTE CANDIDO
Mathematics
2nd Grade
13 Questions
CCSS covered
Used 6+ times

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1.
GRAPHING QUESTION
1 min • 1 pt
Faça um esboço do gráfico da função:
f (x ) = − 2x - 8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine os zeros ou raízes da função:
f(x ) = − 4x -8
2
-2
0,5
-0,5
Tags
CCSS.HSF-IF.C.7D
3.
OPEN ENDED QUESTION
1 min • 1 pt
Dada a função f (x ) = − 3x + 7 determine:
f(2)
Evaluate responses using AI:
OFF
Tags
CCSS.HSF.IF.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Durante o mês de dezembro, uma loja de cosméticos obteve um total de R$ 900,00 pelas vendas de um certo perfume. Com a chegada do mês de janeiro, a loja decidiu dar um desconto para estimular as vendas, baixando o preço desse perfume em R$ 10,00. Com isso, vendeu em janeiro 5 perfumes a mais do que em dezembro, obtendo um total de R$ 1.000,00 pelas vendas de janeiro. O preço pelo qual esse perfume foi vendido em dezembro era de:
65,00
60,00
70,00
59,00
Tags
CCSS.HSA.CED.A.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Uma loja vendeu 200 unidades de um produto por R$ 50,00 cada em fevereiro. Em março, o preço foi reduzido para R$ 45,00, e a loja vendeu 250 unidades. Qual foi a receita total em março?
R$ 11.250,00
R$ 12.500,00
R$ 10.000,00
R$ 11.000,00
Tags
CCSS.7.EE.B.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Assinale a alternativa que corresponde a função do gráfico a seguir:
f(x)=-2/3 x +6
f(x)=3x - 12
f(x)= -6x+3
f(x)= -3/2 x +6
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
O coeficiente linear em uma função afim diz onde a reta do -------- corta o eixo y.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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