Question

Se tivermos v = ( 1, 2,3 ), w = ( 0, 1, 0 ) e v = ( 1, 0, 0) , então, o vetor u + v + 2w é dado por?

Answer 1

2w = 2(0,1,0) = (2x0,2x1,2x0)=(0,2,0)

u+v+2w=(1,0,0)+(1,2,3)+(0,2,0)=

=(1+1+0,0+2+2,0+3+0)= (2,4,3)