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2nde - Chap. I - Développement et factorisation

Authored by Cyrille Pattier

Mathematics

11th Grade

Used 39+ times

2nde - Chap. I - Développement et factorisation
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a(2a43b)=a\left(2a-4-3b\right)=  

 2a²4a3ab2a²-4a-3ab  

 2a4a3ab2a-4a-3ab  

 2a²7ab2a²-7ab  

 2a²43b2a²-4-3b  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


 20x+xy=20x+xy=  

 y(20+x)y\left(20+x\right)  

 20yx20yx  

 x(20+y)x\left(20+y\right)  

Aucune idée

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 32t²+t=32t²+t=  

 t(32t)t\left(32t\right)  

 32t332t^3  

 t(32t+1)t\left(32t+1\right)  

 33t333t^3  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (2x+3)²+5(2x+3)=\left(2x+3\right)²+5\left(2x+3\right)=  



 6(2x+3)6\left(2x+3\right)  

 5(2x+3)35\left(2x+3\right)^3  

 (2x+3)(2x2)\left(2x+3\right)\left(2x-2\right)  

 (2x+3)(2x+8)\left(2x+3\right)\left(2x+8\right)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (3x+1)(5x1)=(3x+1)(5x-1)=  

 15x²+2x115x²+2x-1  

 8x²+2x18x²+2x-1  

 8x18x-1  

Autre proposition

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (3x4)²=\left(3x-4\right)²=  



 3x²12x+163x²-12x+16  

 3x²24x+163x²-24x+16  

 9x²12x+169x²-12x+16  

 9x²24x+169x²-24x+16  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (2x7)(2x+7)=(2x-7)(2x+7)= 

 4x²28x494x²-28x-49  

 2x²492x²-49  

 4x²494x²-49  

 4x²+28x494x²+28x-49  

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