Dados os pontos a (-2,3,5). b(4,6-6) e c(-3,-2,-1), determine o vetor v= 2ab-6ac-3bc.
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a= (-2,3,5)
b=(4,6-6)
c=(-3,-2,-1)
v= 2ab-6ac-3bc.
primeiro vamos descobrir o valor de
ab ; ac; bc
o vetor ab = B-A (sempre fazendo x com x ..y com y....z com z

Vetor ac = C-A

vetor bc = C-B





agora temos

fazendo a primeira soma

restou

b=(4,6-6)
c=(-3,-2,-1)
v= 2ab-6ac-3bc.
primeiro vamos descobrir o valor de
ab ; ac; bc
o vetor ab = B-A (sempre fazendo x com x ..y com y....z com z
Vetor ac = C-A
vetor bc = C-B
agora temos
fazendo a primeira soma
restou
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