Question

Determine
a. 2u-v+3w
Sendo u: (2,-1,2) v:(5,5,-2) w:(3,6,0)

Answer 1

Resposta:

Olá bom dia!

2u = (2*2 , 2*(-1) , 2*2)

2u = (4 , -2 , 4)

v = (5 , 5 , -2)

3w = (9 , 8 , 0)

Logo:

2u - v + 3w = (4 - 5 + 9 , -2 - 5 + 8 , 4 -(-2) + 0)

2u - v + 3w = (0 , 1 , 6)