Polinomios
Authored by Marta Aguado
Mathematics
7th Grade
Used 8+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Indica el grado de P(x) = 3x5 + 2x3 - x + 2
8
5
9
3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Indica el valor numérico de P(x) = x3 - 2x2 + 5x
si x = 1
6
5
4
1
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
P(x) = 3x4 + x3 + x2 + 5x -1
Q(x) = -4x3 + x2 - 4x + 3
Calcula P(x) + Q(x)
-x7 + x5 - 3x3 + 2
3x4 + x3 + x2 + 5x -1
3x4 - 5x3 + 2x3 - 4
3x4 - 3x3 + 2x2 + x + 2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
P(x) = 3x4 + x3 + x2 + 5x -1
Q(x) = -4x3 + x2 - 4x + 3
Calcula P(x) - Q(x)
3x4 - 3x3 + 2x2 + x + 2
3x4 + 5x3 + 9x - 4
3x4 - 4x3 + x2 + x + 2
10x
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Calcula 3 ⋅ P(x)
si P(x) = - 5x4 + 2x3 + 2x2 - 4x + 1
- 15x12 + 6x9 + 6x6 - 12x3 + 3
- 15x7 + 6x6 + 6x5 - 12x3 + 3
- 15x4 + 6x3 + 6x2 - 12x + 3
-14
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
P(x) = 3x4 + x3 + x2 + 5x - 1
Q(x) = x2 - 4x
P(x) · Q(x)=
3x6 - 11x5 - 3x4 + x3 - 21x2 + 4x
3x8 + x6 - 11x4 - 4x3 - 20x + 4
3x6 - 4x3 + x2 + 5x - 1
3x4 + x3 + 2x2 + x - 1
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
P(x) = - 14x4 + 13x3 - 20x2 + 13x + 17
Q(x) = 12x3 + 14x2 + 4x - 6
Calcula P(x) + Q(x)
- 14x4 + 25x3 - 6x2 + 17x + 11
- 14x4 + 13x3 - 20x2 + 13x + 17
-14x4 + 11
33
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