a(-1; 2; 8)
b(2; -4; 3)
- 3a + 2b = - 3(-1; 2; 8) + 2(2; -4; 3) = (3; -6; -24) + (4; -8; 6) = (7; -14; -18)
a(-1; 2; 8)
b(2; -4; 3)
- 3a + 2b = - 3(-1; 2; 8) + 2(2; -4; 3) = (3; -6; -24) + (4; -8; 6) = (7; -14; -18)