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Repaso examen matemática 3ro A y B

Authored by LIGIA PEÑA

Mathematics

3rd Grade

Used 6+ times

Repaso examen matemática 3ro A y B
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10 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

El resultado de: (6a2 - 8b2 + 10) + (- 15a2 + 20b2 -10)

21a2 +0-28b

-9a2 +12b2 +0

9a2-15b2 +20

2.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

El resultado de: (-25c3 -15d + 4) - (35c3 -20d -30)

10c3 - 35d +34

42c +10d - 44

-60c3 +5d - 26

3.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

El resultado de (a +4) 2

a2 +8a +16

a2 + 6a +8

a2 + 12a +10

4.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

El resultado de: (7f – 5d)2

14f2 +25fd -49d

24f2 - 56fd +37d2

49f2 -70fd +25d2

5.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona: (4b + 3c)3 =

64b3 +144b2 c + 108bc2 +9c3

16b3 + 96b2c +108bc2 +6c3

12bc+ 16b+36bc+9c3

6.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

Resuelve: (a - 6)3 =

a3 + 3(a)(6) - 3(a)(6)2 +(6)3

a3 -3(a)2 (6) + 3(a)(6)2 - (6)3

(a)2 + 2(6) (a)

7.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

resuelve: a + 25= 50

a= 15

a= 25

a=50

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