Polinômios - operações
Quiz
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
Patrícia Espíndola da Silva
Used 3+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sabendo que A = (x2 + 4x – 5) e B = (–3x2 + 12x – 1), o resultado de A + B é:
4x2 - 16x + 6
– 8x2 + 7x – 1
– 2x2 + 16x– 6
– 4x2 + 16x – 6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sabendo que A = ( x2 + 12x – 9 ) e B = (– 8x2 + 7x – 1), o resultado de A - B é:
9x2 + 5x - 8
-7x2 + 19x - 10
-9x2 - 5x + 8
7x2 - 19x + 10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Analisando o polinômio 4x5 + 8x³ – x, podemos afirmar que o grau desse polinômio é igual a:
3
5
8
9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A expressão algébrica (x + 3y) é classificada como:
Monômio
Binômio
Trinômio
Polinômio
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A expressões algébricas que representa um monômio, é:
a – b – c
x + 3m- 2a – 7b
-5xyz³
x + 3m
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A parte literal do monômio 2y³x²z, é:
y³
x²
y³x²z
2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O grau do monômio 2y³x²z, é:
6
5
3
2
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