The vectors [1,4] and [2,5] make an ordered basis B for R2. The coordinate vector for x with respe
(1 point) The vectors [14]
and [25]
make an ordered basis B for R2
. The coordinate vector for x⃗
with respect to B is [x⃗ ]B=[−15]
. Find x⃗
.
x⃗ =
⎡⎣⎢⎢
9
21
⎤⎦⎥⎥