8. Prove the following (I +CD)-'C = C(I+ DC)-1 by expressing the C+ CDC in two forms.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 54E
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8. Prove the following
(I + CD)-C = C(I+ DC)-1
by expressing the C + CDC in two forms.
P Type here to search
77°F
Lenovo
F10
F11
F8
F9
区
F1
Esc
F4
F5
F6
F7
F2
F3
*
近
Transcribed Image Text:8. Prove the following (I + CD)-C = C(I+ DC)-1 by expressing the C + CDC in two forms. P Type here to search 77°F Lenovo F10 F11 F8 F9 区 F1 Esc F4 F5 F6 F7 F2 F3 * 近
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