If w and a are the nonreal cube roots of unity and [1/(a + c)] + [1/(b + c)] + [1/(c + a)] = 2a² and [1/(a + w2)] + [1/(b + w²)] + [1/(c + w2)]=2w, then find the value of [1/(a + 1)] + [1/(b + 1)] + [1/(c + 1)].

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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If w and af are the nonreal cube roots of unity and
[1/(a + c)] + [1/(b + w)] + [1/(c + w)] = 2w² and
[1/(a + w²)] + [1/(b + w²)] + [1/(c + w²)] = 2w, then find the
value of [1/(a + 1)] + [1/(b + 1)] + [1/(c + 1)].
Transcribed Image Text:If w and af are the nonreal cube roots of unity and [1/(a + c)] + [1/(b + w)] + [1/(c + w)] = 2w² and [1/(a + w²)] + [1/(b + w²)] + [1/(c + w²)] = 2w, then find the value of [1/(a + 1)] + [1/(b + 1)] + [1/(c + 1)].
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