For each of the following pairs of vectors, find the inner-product in the specified inner-product space and determine if they are orthogonal. (a) (1,2,3) and (−1, 1, 1)† in R³ with the usual dot-product · y=xТỹ. (b) (1,2,3) and (1,1, −2) in R³ with the usual dot-product. (c) sin(x) and cos(x) in the C([-π, π]) with the inner-product (f|g) 1 CπT = f(x)g(x)dx. 2πT -π •

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 22E
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Please help with parts a,b,c with solution and steps!

For each of the following pairs of vectors, find the inner-product in the specified inner-product
space and determine if they are orthogonal.
(a) (1,2,3) and (−1, 1, 1)† in R³ with the usual dot-product · y=xТỹ.
(b) (1,2,3) and (1,1, −2) in R³ with the usual dot-product.
(c) sin(x) and cos(x) in the C([-π, π]) with the inner-product
(f|g)
1
CπT
=
f(x)g(x)dx.
2πT
-π
•
Transcribed Image Text:For each of the following pairs of vectors, find the inner-product in the specified inner-product space and determine if they are orthogonal. (a) (1,2,3) and (−1, 1, 1)† in R³ with the usual dot-product · y=xТỹ. (b) (1,2,3) and (1,1, −2) in R³ with the usual dot-product. (c) sin(x) and cos(x) in the C([-π, π]) with the inner-product (f|g) 1 CπT = f(x)g(x)dx. 2πT -π •
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