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Trabajo matemáticas

Authored by Mario .

Mathematics

8th Grade

Trabajo matemáticas
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Resta los polinomios P(x) = 2x^2 + 3x - 5 y Q(x) = x^2 - 2x + 1

x^2 + 3x - 5

3x^2 - 2x - 5

x^2 + 5x - 6

x^2 - 5x + 6

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Divide el polinomio P(x) = 4x^3 + 2x^2 - 6x entre Q(x) = 2x - 1

2x^2 + 3x + 1

2x^2 + 3x + 3

2x^2 - 3x + 3

2x^2 + 3x - 3

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Resuelve la ecuación de segundo grado 3x^2 - 5x + 2 = 0

x = -1/3, x = 1

x = 2/3, x = 1

x = 1/3, x = 2

x = -2, x = 1/3

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Resuelve la ecuación de tercer grado x^3 - 6x^2 + 11x - 6 = 0

x=4

x=1, x=2, x=3

x=5

x=6

5.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Simplifica la ecuación lineal: 2x + 5 = 3x - 1

x = -2

x = 4

x = 8

x = 6

x = 10

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriza el polinomio x^2 + 5x + 6

(x + 2)(x + 3)

(x + 4)(x + 2)

(x + 1)(x + 6)

(x + 5)(x + 1)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriza el polinomio 2x^2 - 8x + 6

2(x + 3)(x - 1)

2(x - 3)(x - 1)

2(x - 1)(x - 2)

2(x - 2)(x - 3)

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