Let x = ( − 1 , − 1 , 1 , 1 ) T and y = ( 1 , 1 , 5 , − 3 ) T . Showthat x ⊥ y . Calculate ‖ x ‖ 2 , ‖ y ‖ 2 , ‖ x + y ‖ 2 and verify that the Pythagorean law holds.
Let x = ( − 1 , − 1 , 1 , 1 ) T and y = ( 1 , 1 , 5 , − 3 ) T . Showthat x ⊥ y . Calculate ‖ x ‖ 2 , ‖ y ‖ 2 , ‖ x + y ‖ 2 and verify that the Pythagorean law holds.
Let
x
=
(
−
1
,
−
1
,
1
,
1
)
T
and
y
=
(
1
,
1
,
5
,
−
3
)
T
.
Showthat
x
⊥
y
.
Calculate
‖
x
‖
2
,
‖
y
‖
2
,
‖
x
+
y
‖
2
and verify that the Pythagorean law holds.
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