Maths-Quiz

Question 1 :

Factoriser l'expression :

$(\,3\,x \,-5)(\,-6\,y \,-8)+(\,-\,y \,-4)(\,3\,x \,-5)$

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Question 2 :

Factoriser l'expression :

$(\,9\,x +\,4)^2 +(\,9\,x +\,4)(\,-2 +\,x)$

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Question 3 :

Factoriser l'expression :

$(\,5 \,-\,y)(\,4\,x \,-9) - (\,7 \,-6\,y)(\,4\,x \,-9)$

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Question 4 :

Factoriser l'expression :

$\,-3\,x(\,6\,x \,-5) + (\,-2 +\,7\,x)(\,6\,x \,-5)$

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Question 5 :

Factoriser l'expression :

$(\,-5 \,-\,x)(\,9\,x +\,8) - (\,9\,x +\,8)(\,9\,x +\,5)$

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