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Sophie28
@Sophie28
May 2019
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Bonjour, pourriez vous m'aider à résoudre cet exercice de maths? Merci.
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winner123
Verified answer
Bonsoir
b = √3 - 1
c = √3 + 1
B² = (√3 + 1)² = 3 + 2√3 + 1 =
4 + 2 √3
C² = 3 - 2 √3 + 1 =
4 - 2 √3
BC = (√3 - 1) ( √3 + 1) = 3 - 1 =
2
IK² = résolu au dessus
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Verified answer
Bonsoirb = √3 - 1
c = √3 + 1
B² = (√3 + 1)² = 3 + 2√3 + 1 = 4 + 2 √3
C² = 3 - 2 √3 + 1 = 4 - 2 √3
BC = (√3 - 1) ( √3 + 1) = 3 - 1 = 2
IK² = résolu au dessus