Se 8x+6=3x+1 e -3y+6=-7y+12, o valor de yx será:
Gincana 3 ano Exatas 2024

Quiz
•
Other
•
9th - 12th Grade
•
Hard
JOAO SOUZA
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
3
2
3/2
2/3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se f(x)=-4x+8 o valor da imagem para o domínio -1 será:
12
6
8
24
20
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Admitindo um Plano Cartesiano, um tabuleiro de xadrez no final de uma partida tem três peças, a primeira representada pelo vértice T(1,5) contextualizada pela “TORRE”, C(3,y) contextualizado pelo “CAVALO” e R(5,13) contextualizado pelo “REI”. As coordenadas do “CAVALO” para que as peças estejam alinhadas devem ser:
(3,6)
(3,5)
(3,12)
(3,9)
(3,4)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor da expressão (2.4Ö16 +3.Ö16 +2.3Ö125 -4.4Ö81+2)0,5 deve ser:
8
16
4
12
18
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se x2-x=12 e y2+7y=18 então o valor de x1.y2+x2.y1 será:
-18
-36
-24
-42
42
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor da expressão (102-92+42-33)0,333...... deve ser:
8
2
9
15
23
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um ciclista partindo de um ponto A, percorre 21 km para o norte; a seguir, fazendo um ângulo de 90°, percorre mais 28 km para leste, chegando ao ponto B. Qual a distância, em linha reta, do ponto B ao ponto A?
35km
30km
40km
37km
27km
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