Question

Rotate a vector by the angle given. What is the component form of the resulting vector?
W - (-1,-4) by 180

Answer 1

any vector "rotated 180" is simply pointing in the opposite direction:

the opposite of (a,b) is simply (-a,-b)

Answer 2

so -4,1? or 4,-1?

Answer 3

@amistre64

Answer 4

(-1,-4) -> (1,4)