Define cot z = COS TTZ sin Tz for all z Z. Show that if Im z ≥ 1, then e2+1 | cot πz ≤ e2-1
Define cot z = COS TTZ sin Tz for all z Z. Show that if Im z ≥ 1, then e2+1 | cot πz ≤ e2-1
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![Define cot z =
COS TTZ
sin Tz
for all z Z. Show that if Im z ≥ 1, then
e2+1
| cot πz ≤ e2-1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1e4a000c-d4c6-4ce2-961c-ef465030fee1%2F80ff4d3e-e58e-4f59-9f38-85c5d065a0ee%2F1zltt2_processed.png&w=3840&q=75)
Transcribed Image Text:Define cot z =
COS TTZ
sin Tz
for all z Z. Show that if Im z ≥ 1, then
e2+1
| cot πz ≤ e2-1
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