Find u + v, u – v, and 4u - 5v. Then sketch each resultant vector. u = 5i, v = j (a) u + v u + v = y y 6. 4 4 2 2 u + V -6 -4 -2 2 4 6 -6 4 6. V u+ v -2 -2 -4 -4 -6- y y 6 6 4 4 2 u + v V -2 V -6 -4 -2 2 4 6 u -6 -4 6 u + v -2 -4 -4 (b) u - v u - v = y y 6 4 2- u u -6 -4 -2 -v 6. -6 2 4 6 u- V u- v -4 - 6 y y 6 6. 4 2- u – v U – V -v -v -6 -2 4 6. -6 -4 -2 4 6 -4 (c) 4u - 5v 4u – 5v = y y 20 20 10 10 -20 10 10 20 -20 -10 40 26 -5 v 4 u – 5 v 4 u- 5 v -10 - 10 - 20 - 20 y y 20 20 10 10 4 u -5 y. 5 v .4u-5 v -20 -10 10 20 - 20 -10 10 20 -10 -10 - 20 -20

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Chapter5: Inner Product Spaces
Section5.CM: Cumulative Review
Problem 12CM
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Find u + v, u - v, and 4u – 5v. Then sketch each resultant vector.
u = 5i, v = j
(a)
u + v
u + v =
y
y
6
6
4
4
2
2
u + v
V
-2
2
4
6
-6
6
2
V
4
u + v
-2
-2
-4
-4
-6
- 6
y
y
6
6
4
4
2
2
u + V
V
X
X
-6
-6
-2
V
-4
-2
2
4
6
u
-4
6.
u+ v
-2
-2
-4
-4
(b)
u - v
u - v =
y
y
6
4
4
2
2
u
u
X
-6
-4
-6
-2
-V
6
4
-v
u - v
u - v
-2
-2
-4
-4
-6
- 6
y
y
6.
4
4
2
u - v
u - v
-V
-V
-6
-4
-2
4
6
-6
-4
-2
4
6.
-2
-2
-4
-4
-6
-6
(c)
4u – 5v
4u – 5v =
y
y
20
10
10
- 20
- 20
2b
10
10
20
- 10
10
5 v
4 u -5 v
lu-5v
-10
-10
- 20
- 20
y
y
20
20
10
10
4 u -5y.
5 v
4u-5 v
- 20
- 10
10
- 20
- 10
10
-10
- 10
- 20
- 20
20
20
20
%3D
Transcribed Image Text:Find u + v, u - v, and 4u – 5v. Then sketch each resultant vector. u = 5i, v = j (a) u + v u + v = y y 6 6 4 4 2 2 u + v V -2 2 4 6 -6 6 2 V 4 u + v -2 -2 -4 -4 -6 - 6 y y 6 6 4 4 2 2 u + V V X X -6 -6 -2 V -4 -2 2 4 6 u -4 6. u+ v -2 -2 -4 -4 (b) u - v u - v = y y 6 4 4 2 2 u u X -6 -4 -6 -2 -V 6 4 -v u - v u - v -2 -2 -4 -4 -6 - 6 y y 6. 4 4 2 u - v u - v -V -V -6 -4 -2 4 6 -6 -4 -2 4 6. -2 -2 -4 -4 -6 -6 (c) 4u – 5v 4u – 5v = y y 20 10 10 - 20 - 20 2b 10 10 20 - 10 10 5 v 4 u -5 v lu-5v -10 -10 - 20 - 20 y y 20 20 10 10 4 u -5y. 5 v 4u-5 v - 20 - 10 10 - 20 - 10 10 -10 - 10 - 20 - 20 20 20 20 %3D
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