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AideMathsSVP42
@AideMathsSVP42
December 2020
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(1ère G) Produit scalaire
Aidez-moi svp je n'y arrive pas.
OAB est un triangle rectangle en A avec OA = 20 et AB = 10
Le point C est un point de la droite (AB) tel que BC = 5 et C appartient [AB]
Montrer que OB.OC = OA² + AB.AC (tous sauf OA² sont des vecteurs)
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AideMathsSVP42
December 2020 | 0 Respostas
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December 2020 | 0 Respostas
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