Q4.webp

Kizspy | Question: 4
(Choose 1 answer)
(See picture)
A. -4/5
B. 5/4
C. -5/4
D. 4/5
FJOVERFLOW.COM
Find the number a such that the vectors x = [1-3] and y = [a-1]T are
orthogonal using the inner product
<x, y> = x²Ay,
in which A =
[21]