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Maryry
@Maryry
May 2019
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Bonjour! J'ai une question en maths, je suis en seconde et j'ai du mal avec ça
Je dois factoriser : 1-144a²
Quelqu'un sait comment faire SVP?
Merci :)
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trudelmichel
Verified answer
Bonjour
1=1²
144a²=12a²
1-114a²= 1²-12a²
a²-b²=(a+b)(a-b)
1²-12a²= (1+12a)(1-12a)
1 votes
Thanks 1
Maryry
merci beaucoup !! :)
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Maryry
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Verified answer
Bonjour1=1²
144a²=12a²
1-114a²= 1²-12a²
a²-b²=(a+b)(a-b)
1²-12a²= (1+12a)(1-12a)