Formule de calcul prescurtat

Formule de calcul prescurtat

8th Grade

11 Qs

quiz-placeholder

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Formule de calcul prescurtat

Formule de calcul prescurtat

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

TRANCA ALINA

Used 126+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Scrieţi următoarele formule de calcul prescurtat: 
a2-2ab+b2
a2+2ab+b2
a2-2ab-b2
a2-b2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Scrieţi următoarele formule de calcul prescurtat: 
m2-2mn+n2
m2+2mn+n2
m2+2mn-n2
m2-n2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Scrieţi următoarele formule de calcul prescurtat: 
v2-u2
u2-2uv+v2
u2-v2
u2+2uv+v2

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
Calculaţi, folosind formule de calcul prescurtat (literele reprezintă numere reale): 
y2-10y+25
y2+10y+25
y2-25
y2-10y-25

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Calculaţi, folosind formule de calcul prescurtat (literele reprezintă numere reale): 
2x-49
x2-14
x2-49
x2-14x+49

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
Rezolvați și alegeți rezultatul corect.
4+2√5
9+2√5
9+4√5
9-2√5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

( 5 + a )=
25+5a+a2
25-10a+a2
25+10a+a2
25-a2

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