Show that: >" (x; – x)(Vi – y) = Li x;(Vi – 7) = 2 y:(x; – x) – y) li=1 li=1 in XiYi – n(xy) li=1 Ξ

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Show that:
n
>.. (x; – x)(yi – y)
x;(yi – y) = >.. y:(xi – x)
'i=1
li=1
i=1
in
хУ — п(ху)
li=1
Transcribed Image Text:Show that: n >.. (x; – x)(yi – y) x;(yi – y) = >.. y:(xi – x) 'i=1 li=1 i=1 in хУ — п(ху) li=1
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