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2. Given: cosh x==(e²+ e*), sinh x=(e-e), use these 1-1/1 definitions to show that cosh’x−sinh’x=1.

2. Given: cosh x==(e²+ e*), sinh x=(e-e), use these 1-1/1 definitions to show that cosh’x−sinh’x=1.

Advanced Engineering Mathematics
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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2. Given: cosh. hx==2(e² + e^), sinh hx=(e* -e), use these definitions to show that cosh’x−sinh’x=1.
Transcribed Image Text:2. Given: cosh. hx==2(e² + e^), sinh hx=(e* -e), use these definitions to show that cosh’x−sinh’x=1.
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