PRODUCTOS NOTABLES

PRODUCTOS NOTABLES

3rd Grade

10 Qs

quiz-placeholder

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PRODUCTOS NOTABLES

PRODUCTOS NOTABLES

Assessment

Quiz

Mathematics

3rd Grade

Hard

Created by

Cinthia López

Used 45+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Reduce: (x-7)2 -(x-8)(x-6)

0

2

1

-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcula:  (7+3)(73)+(5+2)(52)\left(\sqrt{7}+\sqrt{3}\right)\left(\sqrt{7}-\sqrt{3}\right)+\left(\sqrt{5}+\sqrt{2}\right)\left(\sqrt{5}-\sqrt{2}\right)  

7

-7

6

-6

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Reduce: (5x+2)2+(5x-2)2-50x2

0

8

5

3

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 (3x+4y)2 (3x4y)2xy\frac{\left(3x+4y\right)^{2\ }-\left(3x-4y\right)^2}{xy}  

0

45

48

49

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 Reduce: A=(x+3)39x(x+3)Reduce:\ A=\left(x+3\right)^3-9x\left(x+3\right)  

 x2+29x^2+29  

 x+9x+9  

 x3+27x^3+27  

 x+x2x+x^2  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Si a+b+c=0 y ab+ac+bc=3, calcula: a2+b2+c2

-5

-4

-6

-7

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Si a+b+c=0 y abc= -8,

calcula a3+b3+c3

-22

-23

-24

-25

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