
Expressões Algébricas e Monômios
Interactive Video
•
Mathematics
•
7th Grade
•
Easy
Used 1+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que torna monômios "semelhantes" para que possam ser somados ou subtraídos?
Terem o mesmo coeficiente numérico.
Terem a mesma parte literal (variáveis e seus expoentes).
Terem o mesmo grau do monômio.
Serem ambos positivos ou ambos negativos.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da expressão 6x + 3y - 4x - y?
10x + 4y
2x + 2y
2x + 4y
10x + 2y
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a expressão 5ab + 3ab - 6ab.
14ab
8ab
2ab
4ab
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplifique a expressão 5x² - 3x + 4x² - 2x.
9x² - 5x
9x² + 5x
x² - 5x
9x⁴ - 5x²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a forma simplificada da expressão 8(x² - y) - 2(x + x² - y)?
6x² - 6y - 2x
10x² - 10y - 2x
6x² - 10y - 2x
6x² - 6y + 2x
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o resultado da expressão 2xy/3 + 5xy/2 - 3xy/5.
77xy/30
67xy/30
77xy/10
67xy/10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o produto de 3x² por 5x³?
15x⁶
8x⁵
15x⁵
8x⁶
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