Let a₁, a2,,an be positive real numbers. Pra

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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6. Let a1, a2,
2
a 2
a2 + az
a²
a₁ + a2
+
...
,an be positive real numbers. Prove that
2
a²
≥₂(a₁ + a2 + ... + an).
an + ai
+
+
Transcribed Image Text:6. Let a1, a2, 2 a 2 a2 + az a² a₁ + a2 + ... ,an be positive real numbers. Prove that 2 a² ≥₂(a₁ + a2 + ... + an). an + ai + +
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