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Authored by Rony Haddad

Mathematics

9th Grade

Used 1+ times

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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (d)y=(12)x1 et (d):y=(1+2)x+2.\left(d\right)y=\left(1-\sqrt{2}\right)x-1\ et\ \left(d'\right):y=\left(1+\sqrt{2}\right)x+2.  (d) et (d') sont 

Parallles

Perpendiculaires

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(d):y = x - 2 et (d'):y = x sont deux droites

Parallèles

Perpendiculaires

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

ABC est un triangle rectangle en A tel que  AB=7+1  et AC = 71AB=\sqrt{7}+1\ \ et\ AC\ =\ \sqrt{7}-1  , alors BC = 

 272\sqrt{7}  

2

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

P(x) = 4x2 - 12x + 9. la forme factorisée de P(x) est

(2x + 3)2

(2x - 3)2

(3x - 2)2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 x = 231  et y = 23+1 x\ =\ 2\sqrt{3}-1\ \ et\ y\ =\ 2\sqrt{3}+1\   

x.y = 

12

11

10

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(x - 5)(x + 3) = 0 alors

x = 5 et x = - 3

x = 15

x = 5 ou x = - 3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x2 - 5x + 4 = 4 , alors

x = 0 ou x = 5

x = 0 ou x = 4

x = 5

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