Question

If matrix A = (1,2,3), write AA' where A' is the transpose of matrix A.

Answer 1

A= [1,2,3]
A'=
[1]
[2]
[3]
AA' =
[1] [1,2,3]
[2]
[3]

= [1+4+9]= 14 answer.

Answer 2

Answer:

Step-by-step explanation:

See a=(1 2 3) so a' will be

(1

2

3)

So aa' will be 1×1+2×2+3×3 =14

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