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Repaso polinomios 2º ESO

Authored by Irene Iglesia

Mathematics

8th Grade

CCSS covered

Used 2+ times

Repaso polinomios 2º ESO
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17 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sumar: (4x2 – 12xy + 9y2) + (25x2 + 4xy – 32y2)

29x2 + 8xy – 23y2

2x2 8xy – 2y2

15x2 8y – 23y2

29x2 8xy – 23y2

Tags

CCSS.HSA.APR.A.1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Restar: (14x3y2 – 5xy + 14y) – (7x3y2 – 8xy + 10y)

7x2y2 + 3xy + 5y.

7x3y2 + 3xy + 4y.

7xy + 3xy + 4y.

9x3y2 - 3xy + 4y.

Tags

CCSS.HSA.APR.A.1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiplicar. (4x – 7xy)(2y + 3x)

8xy + 12x2 – 14xy2 – 21x2y.

5xy - 12x2 – 14xy2 – 2x2y2.

8x2y2 + 12x2 – 14xy2 – 21x2y.

Ninguna de las anteriores es correcta.

Tags

CCSS.HSA.APR.A.1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

El resultado de multiplicar (3x-2)(3x+2) es:

9x2 - 4
9x2-12x+4
9x2+4
9x2+12x-4

Tags

CCSS.HSA.APR.A.1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(2x3+5x−3) − (2x3−3x2+4x)

5X2+X−3

3X2+2X−3

3X2+X−3

-3X2-X−3

Tags

CCSS.HSA.APR.A.1

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(2x2 − 3) · (2x3−3x2+4x)

2x5−6x 4+21x3+9x 2−13x

x5−6x4+2x3+9x2−10x

4x5−6x 4+2x3+9x 2−12x

Ninguna de las anteriores es correcta

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Grado del siguiente polinomio: 4x5−6x4+2x3+9x2−12x

3

4

5

6

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