Déplacer A, B ou C

A = (2.2281892815127518, -0.7688520745041728)
B = (7.491700293970579, -0.4758781607426678)
u = Vector(A, B)
C = (4.7781964026102, 2.3521230540467704)
v = Vector(A, C)
p: u * v
texte1: " \vec{ AB }  \cdot  \vec{ AC } =" + "\fgcolor{ff0000}" + p
texte2: "\vec{ AB }  \cdot  \vec{ AC } =\fgcolor{0000ff} " + "{" + p + "}"
texte3: " \vec{ AB }  \cdot  \vec{ AC } =" + p