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Seconde Calcul littéral 2 et équations

Authored by Sonia DALARUN

Mathematics

9th Grade

Seconde Calcul littéral 2 et équations
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Le carré de 6x est

36²x²

36x

36x²

6x²

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Le carré de -4t est

-16t²

16t²

-16t

16t

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Développer (4y-8)²

16y²-64y+64

16y²-64

4y²-32y-64

16y²-64y-64

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriser (x-5)²-(x-8)²

Impossible en Seconde

(x-5)(x-8)

-13(2x-13)

3(2x-13)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriser (x+5)(x-2)+3x(x+5)

(x+5)(3x-2)

(x-2)(x+5+3x)

(x+5)(3x²-2)

(x+5)(4x-2)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

On donne f(x)=5x-8. Alors f(2)=

44

2

-1

-30

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5x+40=0. Alors x=

-35

35

8

-8

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