Q3.webp

Question: 3
(Choose 1 answer)
(See picture)
A. (i)
B. (ii)
C. (iii)
D. (iv)
T
Let x = [x1 x2] , y =
T
[y1 y2] in R2.
T
The length of the vector [-2
1]
using
the inner product
(x, y) = x1 y1 + x1y2 + x2Y1 + 3x2Y2
is:
(i) 3
(ii) √3
(iii) √11
(iv) 11