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Question 7 - Week 7 Practice | Prasnya
Q7
00:00
3 Aug 2025
Q7.
Let
u
=
(
1
,
1
)
u=(1,1)
u
=
(
1
,
1
)
and
v
=
(
v
1
,
v
2
)
v=(v_1,v_2)
v
=
(
v
1
,
v
2
)
be vectors in
R
2
\mathbb{R}^2
R
2
with the usual inner product. Suppose
∥
v
∥
=
2
\|v\|=2
∥
v
∥
=
2
and the angle between
u
u
u
and
v
v
v
is
45
∘
45^\circ
4
5
∘
. Find
v
1
+
v
2
v_1+v_2
v
1
+
v
2
.
Your Answer
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Check
Details
Q7
00:00
3 Aug 2025
Q7.
Let
u
=
(
1
,
1
)
u=(1,1)
u
=
(
1
,
1
)
and
v
=
(
v
1
,
v
2
)
v=(v_1,v_2)
v
=
(
v
1
,
v
2
)
be vectors in
R
2
\mathbb{R}^2
R
2
with the usual inner product. Suppose
∥
v
∥
=
2
\|v\|=2
∥
v
∥
=
2
and the angle between
u
u
u
and
v
v
v
is
45
∘
45^\circ
4
5
∘
. Find
v
1
+
v
2
v_1+v_2
v
1
+
v
2
.
Your Answer
Save
Check
Details
