FORMULE DE CALCUL PRESCURTAT - 2

FORMULE DE CALCUL PRESCURTAT - 2

7th - 9th Grade

10 Qs

quiz-placeholder

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FORMULE DE CALCUL PRESCURTAT - 2

FORMULE DE CALCUL PRESCURTAT - 2

Assessment

Quiz

Mathematics

7th - 9th Grade

Practice Problem

Hard

CCSS
HSA.APR.C.4

Standards-aligned

Created by

Peter Pop

Used 386+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( x + y )2 =

x2+2xy+y2
x2-2xy+y2
x2+y2
x2-y2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( y + 1 )=

y2-2y+1
y2+2y+1
y2+1
y2-1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( 5 + a )=

25+5a+a2
25-10a+a2
25+10a+a2
25-a2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( a + 4 )( a – 4 ) =

a2+16
a2-4
a2-8a+16
a2-16

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(√6 + √7)2 =

13+2√42
13-2√42
13
13+√42

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( 3 – x )2 =

9+6x+x2
9-6x+x2
9-x2
9-3x+x2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

( 0,6 + a )( 0,6 – a ) =

0,36-a2
3,6-a2
a2-0,36
36-a2

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