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  • 13-04-2024
  • Mathematics
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1) On donne les trois nombres suivants : AB=(√6-√3)(1+√2) 581 AC +-x- 332 BC= √√3×10' 5x10' a) Donner AB et BC sous la forme a√3 ou a est un entier. b) Montrer que AC est un nombre entier. c) En déduire que ABC est un triangle rectangle en A. 2) Soit a un angle aigu, justifier l'égalité suivante: Sin ax Cos a x tan a +Cos'a=1.​

1 On donne les trois nombres suivants AB6312 581 AC x 332 BC 310 5x10 a Donner AB et BC sous la forme a3 ou a est un entier b Montrer que AC est un nombre entie class=

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