Repaso #2 examen 3ro A y B

Repaso #2 examen 3ro A y B

3rd Grade

10 Qs

quiz-placeholder

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Repaso #2 examen 3ro A y B

Repaso #2 examen 3ro A y B

Assessment

Quiz

Mathematics

3rd Grade

Practice Problem

Medium

Created by

LIGIA PEÑA

Used 13+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

suma los siguientes polinomios: (-15a2 b + 34ab + 6 ) + ( 32a2 b -45ab +6)

17a2 b - 11ab + 12

47a2 b + 79ab + 0

-17a2b -11ab -12

2.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona la siguiente resta de polinomios: ( -64bc3 +55bc - 10) - (45bc3 - 55bc +40)

-19bc3 + 10bc -30

-109bc3 +110bc - 50

110bc3 +20bc - 50

3.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona: (3a + 4b)2 =

6a2 + 24ab + 16b2

27a2 + 12ab + 8b2

9a2 + 24ab + 16b2

4.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona: (2a - 3b)2 =

4a2 - 12ab + 9b2

-4a2 -12ab + 9b2

6a2 + 16ab - 82

5.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona: (3a + 4b)3 =

9a3 + 108a2 b + 144ab2 +64b3

-9a3 + 108ab2 +144a2b - 64b3

9a3 + 108ab +144ab + 64b3

6.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

soluciona: ( 2a - 2b)3 =

-8a3 -16a2b + 24ab2 + 8b3

8a3 - 24a2 b + 48ab2 -8b3

8a2 +16ab -16ab + 8b2

7.

MULTIPLE CHOICE QUESTION

15 mins • 10 pts

busca el resultado de: 50a = 100

a= 3

a= -2

a= 2

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