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Quiz 2 en 1ère Trinôme et ses différentes formes

Authored by Carole Gueyffier

Mathematics

10th Grade

Used 15+ times

Quiz 2 en 1ère Trinôme et ses différentes formes
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11 questions

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1.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Question 1 : Dans l'expression -3x²+5x+4 donner la valeur du coefficient a.

(a)  

2.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Question 2 : Dans l'expression -3x²+4 donner la valeur du coefficient b.

(a)  

3.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Question 3 : Dans l'expression -3x²+5x donner la valeur du coefficient c.

(a)  

4.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Question 4 : Dans l'expression 2x-8x²+5 donner la valeur du coefficient a.

(a)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 5 : La forme factorisée de l'expression 16x²-24x+9 est:

(16x-9)²

(4x+3)²

(4x-3)²

(8x-4,5)²

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Question 6 : la forme factorisée de 4-36x+81x² est:

(9x-2)²

(4-9x)(4+9x)

(4-81x)²

(2-9x)²

Answer explanation

(A-B)²=A²-2AB+B²

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Question 7 : la forme factorisée de 49x²-64 est:

(7x-8)²

(7x-8)(7x+8)

(7x+8)²

(7x+8)(7x-8)

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