Dados os vetores u=(2,-1,1), v=(=1,-1,0) e w=(=1,2,2); calcular: a- W x v b- V x (w-u) c- (u + v) x ( u- v ) d- (2u) x (3v) e- (u x v ) . (u x v) ...
Dados os vetores u=(2,-1,1), v=(=1,-1,0) e w=(=1,2,2); calcular: a- W x v b- V x (w-u) c- (u + v) x ( u- v ) d- (2u) x (3v) e- (u x v ) . (u x v) f- ( u x v ) .w e u . ( v x w ) g- ( u x v ) x w e u x ( v x w ) h- ( u + v ) . ( u x w )
a- W x v = (2, 1, 3)
b- V x (w-u) = (-3, 1, 1)
c- (u + v) x (u - v) = (6, 3, -3)
d- (2u) x (3v) = (12, -12, 0)
e- (u x v) . (u x v) = 2
f- (u x v) . w = (4, 3, 3)
g- (u x v) x w = (-2, 2, 3)
u x (v x w) = (-2, 2, 3)
h- (u + v) . (u x w) = -3
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