Question

Please help! This is about vectors. The answers are

A) -14i + 7j
B) -14i - 3j
C) -20i + 7j
D) -20i -3j

Answer 1

q(-3,-6) s(-3,0) x(6,5) & u(-8,8)
you just substitute each vector in its place

`q - s - x + u = - 3i - 6j + 3i - 6i - 5j - 8i + 8j = - 14i - 3j`
it's B